Freezing Dates

The IEM processed "climodat" archive is used to list out the first dates after 1 August that a given site first dipped below 32°F and 28°F. The dates when those events occurred are shown. The second set of columns print out the fall day of the year that the climatology dips below the given threshold.

Only the August through March period is considered for this analysis. There is currently a data processing bug whereby the year of the first dates are not shown for all sites. This will be fixed over the coming days.

Select Network:
ID Climodat Site: Min Low: First Date with Observed Below: First Date with Average Below:
Temp <= 32°F Temp <= 28°F Below 40°F Below 32°F Below 28°F
Temp: Date: Temp: Date:
IA1461 CHESTER -19 30 {1902}-09-12 26 {1902}-09-13 09-07 09-12 09-13
IA4637 LARCHWOOD -36 27 {1902}-09-12 27 {1902}-09-12 09-17 10-17 11-05
IA8880 WEST UNION -30 32 {1902}-09-13 20 {1899}-09-30 09-18 11-03 11-05
IA6969 REINBECK 2 W -20 32 {1896}-09-20 28 {1896}-10-07 09-19 09-28 10-18
IA6760 PORTSMOUTH -18 32 {1896}-09-19 25 {1896}-10-18 09-19 09-20 11-02
IA5341 MECHANICSVILLE -10 30 {1896}-10-07 24 {1896}-10-18 09-19 10-07 10-18
IA8169 TERRIL -24 28 {1942}-09-24 28 {1942}-09-24 09-20 10-16 10-26
IA7526 SEYMOUR -15 30 {1896}-10-07 28 {1896}-10-18 09-20 10-30 11-09
IA6086 NORTH MCGREGOR -24 30 {1896}-09-20 26 {1896}-10-07 09-20 09-20 11-06
IA4109 IOWA CITY (MRS HOBBY) -18 30 {1896}-09-20 26 {1896}-10-18 09-20 10-21 11-06
IA2960 FONDA -30 25 {1900}-09-16 25 {1900}-09-16 09-20 11-01 11-07
IA0089 AKRON 11E -15 32 {2011}-09-15 27 {2012}-10-05 09-23 10-20 10-31
IA7572 SHEFFIELD 3 NW -26 30 {1951}-09-28 27 {1949}-09-29 09-24 10-24 11-10
IA5872 NASHUA 2 NW -25 28 {1949}-09-29 28 {1949}-09-29 09-24 10-25 11-03
IA2173 DENISON SCS -21 32 {1943}-09-20 28 {1942}-09-24 09-24 10-26 10-26
IA8870 WEST UNION 5 NW -24 30 {2001,2000}-10-06 27 {2000}-10-07 09-24 10-07 11-17
IA7887 STACEYVILLE -23 31 {1941}-09-29 27 {1941}-10-27 09-26 09-29 10-27
IA1472 CHILLICOTHE -8 26 {1899}-09-29 26 {1899}-09-29 09-26 09-29 09-29
IA5193 MARSHALLTOWN 1 -24 28 {1948}-10-04 28 {1948}-10-04 09-27 10-04 10-17
IA5136 MARATHON -26 29 {1929}-09-18 21 {1935}-10-04 09-27 11-02 11-06
IA0209 AMES EXPERIMENT STATION -25 29 {1896}-09-19 28 {1896}-10-06 09-27 10-24 10-29
IA7596 SHELDON 1 N -17 32 {2007}-09-15 27 {2003}-10-01 09-28 11-01 11-11
IA7410 SARATOGA 2 E -40 32 {1964}-08-14 27 {1955}-09-11 09-28 10-24 11-03
IA6975 REMSEN -22 28 {1951}-09-28 28 {1951}-09-28 09-28 10-24 11-10
IA5823 MOVILLE -21 29 {1951}-09-28 28 {1948}-10-16 09-28 11-08 11-10
IA5270 MATLOCK -32 29 {1916}-09-15 26 {1916}-09-29 09-28 10-08 10-10
IA3877 HINTON 4 W -23 28 {1951}-09-28 28 {1951}-09-28 09-28 11-02 11-10
IA8147 TARA -31 23 {1899}-09-29 23 {1899}-09-29 09-29 10-06 10-31
IA8756 WAUKON 4SW -43 29 {2018}-09-29 25 {2018}-10-12 09-29 10-12 10-12
IA5206 MARSHALLTOWN #2 -14 32 {1949}-09-24 27 {1949}-09-29 09-29 10-24 11-21
IA3667 HARTLEY 3 S -18 30 {1947}-09-22 25 {1945}-09-29 09-29 11-08 11-09
IA0506 BATAVIA -7 28 {1899}-09-29 28 {1899}-09-29 09-29 11-08 11-25
IA6618 PIONEER -30 22 {1899}-09-29 22 {1899}-09-29 09-30 11-02 11-02
IA0070 ADEL 1 SE -24 31 {1962}-09-20 27 {1967}-09-29 10-01 11-05 11-18
IA0940 BRUNSVILLE -15 32 {2010}-10-17 27 {2010}-10-28 10-02 10-19 10-28
IA3985 HUMBOLDT 2 -27 30 {1991}-09-19 25 {1987}-10-03 10-03 10-19 11-06
IA5630 MONONA -33 32 {1950}-09-24 27 {1949}-09-29 10-04 11-10 11-11
IA5880 NEOLA -16 32 {1896}-09-18 28 {1896}-10-05 10-05 10-19 11-02
IA3600 HANLONTOWN -31 32 {1903}-09-24 24 {1904}-10-06 10-05 10-27 10-27
IA2410 DURANGO 3W -18 31 {2003}-09-29 23 {2003}-10-02 10-05 11-11 11-24
IA7256 RUNNELLS 2SE -13 27 {2003}-10-02 27 {2003}-10-02 10-06 11-11 11-20
IA6291 ORLEANS -30 29 {1935}-09-27 20 {1935}-10-04 10-06 10-22 10-22
IA5811 MOUNT VERNON -26 31 {1896}-09-20 21 {1899}-09-30 10-06 10-31 11-06
IA3278 GLADBROOK -26 26 {1899}-09-29 26 {1899}-09-29 10-06 10-29 11-02
IA3115 GARDEN GROVE -24 30 {1896}-09-20 28 {1896}-10-07 10-06 11-01 11-05
IA3019 FREDERICKSBURG -14 32 {1898}-10-06 27 {1897}-10-09 10-06 10-29 11-02
IA2210 DES MOINES MILLMAN -17 32 {1896}-09-28 27 {1896}-10-18 10-06 11-02 11-06
IA0366 ATLANTIC NEAR -16 31 {1896}-09-28 26 {1896}-10-18 10-06 10-16 10-18
IA0210 AMES SOUTHEAST -26 25 {1899}-09-29 25 {1899}-09-29 10-06 10-29 11-02
IA7664 SIBLEY-5-NNE -40 30 {1950}-08-20 23 {1955}-09-11 10-07 10-28 11-06
IA7289 RUTHVEN -38 31 {1902}-09-12 26 {1899}-09-22 10-07 11-03 11-09
IA5680 MOOAR -21 32 {1896}-09-19 28 {1899}-09-29 10-07 11-02 11-06
IA5664 MONTICELLO -30 32 {1902}-09-12 28 {1893}-09-26 10-07 10-27 11-03
IA3731 HAWKEYE -30 30 {1896}-09-20 20 {1899}-09-30 10-07 11-02 11-06
IA0512 BATTLE CREEK 3NE -35 32 {2014}-09-13 24 {2012}-09-23 10-07 10-27 10-31
IA7147 ROCK-RAPIDS -40 31 {1974}-09-03 26 {1894}-09-10 10-08 10-27 11-05
IA4874 LITTLE SIOUX 2NW -31 31 {2007}-09-15 27 {2012}-09-23 10-08 10-28 11-11
IA3910 HOLSTEIN 5 NNW -27 30 {2020}-10-02 28 {2019}-10-12 10-08 10-27 10-31
IA3107 GALVA -41 24 {1902}-09-04 24 {1902}-09-04 10-08 10-27 11-09
IATSPW Spencer Area -38 -1 {2010}-08-16 -1 {2010}-08-16 10-09 10-31 11-08
IA7844 Spencer -38 31 {1974}-09-03 28 {2007}-09-15 10-09 10-31 11-08
IA7738 SLOAN -24 30 {1943}-09-20 28 {1942}-09-24 10-09 10-26 11-09
IA7726 SIOUX-RAPIDS -32 31 {1974}-09-03 28 {1991}-09-19 10-09 11-02 11-09
IA7594 Sheldon -38 32 {1974}-09-03 28 {1902}-09-12 10-09 10-28 11-08
IA6698 PLOVER -36 32 {1902}-09-04 26 {1902}-09-12 10-09 10-27 11-02
IA5496 MILFORD 3 W -28 31 {2007}-09-15 26 {2003}-10-01 10-09 10-27 11-10
IA5290 MAXON -28 31 {1895}-10-08 23 {1895}-10-09 10-09 10-28 10-29
IA5235 MASON CITY MUNICIPAL AP -32 31 {2014}-09-13 26 {2011}-09-15 10-09 11-02 11-10
IA5085 MANCHESTER -23 31 {1991}-09-20 27 {1987}-10-03 10-09 11-05 11-07
IA2724 Estherville 4E -38 32 {1924}-09-09 27 {1929}-09-18 10-09 10-29 11-08
IA1442 CHEROKEE -35 31 {1974}-09-03 27 {1955}-09-11 10-09 11-01 11-07
IA0262 ANTHON -23 30 {1943}-09-20 28 {1942}-09-24 10-09 10-22 10-26
IATMCW Mason City Area -35 30 {1915}-08-30 28 {1923}-09-14 10-10 11-01 11-09
IA8026 SWEA CITY 4 W -32 32 {1974}-09-03 26 {1974}-09-22 10-10 11-01 11-10
IA6103 NORTHWOOD -37 32 {1953}-09-13 28 {1929}-09-18 10-10 11-02 11-10
IA5882 NEVADA -17 32 {1907}-09-25 24 {1906}-10-10 10-10 10-11 10-28
IA2725 ESTHERVILLE MUNICIPAL AP -32 31 {2014}-09-13 28 {2007}-09-15 10-10 10-27 11-10
IA2603 Elkader 6SSW (Osborn) -47 32 {1893}-08-29 0 {2002}-09-02 10-10 11-02 11-11
IA1710 COLO -28 31 {1991}-09-19 28 {1974}-09-22 10-10 11-04 11-11
IA1651 CLIO 4 NW -26 30 {1995}-09-22 28 {1993}-10-10 10-10 10-31 11-04
IA1257 CASCADE -35 32 {2023}-08-31 28 {1953,1974}-09-22 10-10 11-05 11-11
IA0213 ANAMOSA-1-WNW -37 29 {1998}-09-08 27 {1956}-09-20 10-10 11-05 11-21
IAKSPW Spencer Airport -37 -1 {2010}-08-16 -1 {2010}-08-16 10-10 10-27 11-10
IA6196 ODEBOLT -35 30 {1902}-09-12 26 {1913}-09-22 10-11 10-27 11-11
IA3590 HANCOCK 7SE -14 31 {2006}-10-11 27 {2006}-10-12 10-11 10-23 11-01
IA3434 GREENE -29 32 {1902}-09-13 25 {1908}-09-29 10-11 10-28 11-11
IA2896 FLORENCE -29 29 {1904}-10-06 28 {1905}-10-12 10-11 10-23 10-27
IA2778 FAIRBANK -21 32 {2007}-09-15 22 {2003}-10-02 10-11 11-03 11-23
IA2630 ELLIOTT -35 29 {1913}-09-22 25 {1915}-10-09 10-11 10-28 11-12
IA2355 DOWS -32 31 {1902}-09-12 28 {1897}-09-20 10-11 10-28 11-09
IA8021 STUART -30 32 {1902}-09-13 24 {1899}-09-29 10-12 11-08 11-11
IA7840 SPENCER -28 31 {2007,2011}-09-15 27 {2003}-10-01 10-12 10-27 11-11
IA7774 SOLDIER -18 30 {1951}-09-28 27 {1948}-10-17 10-12 11-10 11-10
IA7717 SIOUX CITY HWY 77 BRG -29 31 {2020}-10-02 28 {2019}-10-12 10-12 10-24 10-31
IA7035 RIDGEWAY -35 32 {1903}-09-18 28 {1907}-09-25 10-12 10-28 11-11
IA6976 REMSEN NO. 2 -27 32 {2011}-09-15 28 {2012}-10-05 10-12 10-27 11-11
IA6273 ORANGE CITY -26 31 {2011}-09-15 28 {2012}-10-05 10-12 10-28 10-31
IA8852 WEST BEND -36 30 {1908}-09-01 26 {1929}-09-18 10-12 10-27 11-08
IA5230 Mason City -45 30 {1915}-08-30 28 {1923}-09-14 10-12 11-02 11-10
IA4644 LARRABEE -38 29 {1902}-09-12 28 {1896}-09-19 10-12 11-01 11-08
IA4561 LAKE PARK -38 30 {1940}-09-12 28 {1916}-09-15 10-12 11-01 11-08
IA4087 INWOOD 2 SW -46 30 {1940}-09-11 27 {1902}-09-12 10-12 10-28 11-08
IA3944 HORNICK 5S -20 30 {1951}-09-28 26 {1948}-10-17 10-12 11-09 11-10
IA2864 FAYETTE -40 32 {1949}-09-01 27 {1902}-09-12 10-12 11-02 11-11
IA2212 DE SOTO -32 32 {1907}-09-25 26 {1908,1899}-09-29 10-12 10-28 11-14
IA2112 DECORAH 2 S -37 31 {1950}-08-20 28 {1946}-09-02 10-12 11-02 11-11
IA1954 CRESCO-1-NE -36 31 {1902}-09-12 28 {1929}-09-18 10-12 11-02 11-10
IA1586 CLEAR LAKE -35 32 {1908}-09-28 27 {1899}-09-29 10-12 11-02 11-11
IA1005 BUCKINGHAM -31 32 {1902}-09-13 27 {1908}-09-29 10-12 10-28 11-12
IA0193 AMANA -32 30 {1896}-09-20 28 {1913}-09-22 10-12 11-03 11-12
IA0175 ALTA NEAR -36 31 {1902}-09-12 27 {1918}-09-20 10-12 10-28 11-11
IA9095 WILTON JUNCTION -33 32 {1904}-09-12 18 {1899}-09-30 10-12 11-11 11-12
IA9168 WOODBURN -33 30 {1910}-09-10 27 {1908}-09-28 10-12 10-28 11-12
IA8341 TRIPOLI 2N -31 31 {2007}-09-15 21 {2003}-10-02 10-13 11-01 11-12
IA7892 STANLEY -36 32 {2025}-09-07 26 {2012}-09-23 10-13 10-28 11-11
IA7702 SIOUX CITY ANG -26 31 {2012}-09-23 20 {2004}-10-02 10-13 10-31 11-10
IA7386 SANBORN -35 32 {1974}-09-03 25 {1929}-09-18 10-13 11-01 11-08
IA7167 ROCKWELL CITY NO. 2 -26 32 {2007}-09-15 25 {2003}-10-02 10-13 10-31 11-11
IA7152 ROCK VALLEY -27 31 {2011}-09-15 28 {1995}-09-22 10-13 10-31 11-10
IA8704 WATERLOO -33 32 {1917}-09-11 28 {1929}-09-18 10-13 11-03 11-12
IA8771 WAVERLY -34 32 {1915}-08-30 28 {1918}-09-21 10-13 11-02 11-11
IA5876 NASHUA 2 SW -31 31 {2007}-09-15 22 {2003}-10-02 10-13 11-01 11-12
IA4094 IONIA 2 W -31 31 {2007}-09-15 21 {2003}-10-02 10-13 11-01 11-11
IA2977 FOREST-CITY -36 31 {1949}-09-01 27 {1929}-09-18 10-13 11-02 11-10
IA2638 ELMA -31 31 {2007}-09-15 21 {2003}-10-02 10-13 11-01 11-11
IA2110 DECORAH-2-N -43 32 {1915}-08-30 28 {1946}-09-02 10-13 11-03 11-11
IA2041 Dakota City -25 31 {2011,2007}-09-15 24 {2003}-10-02 10-13 11-01 11-11
IA1126 CALMAR NE -32 32 {2007,2011}-09-15 27 {2012}-10-07 10-13 11-01 11-12
IA0463 BANCROFT -35 32 {1902}-09-13 28 {1929}-09-18 10-13 11-02 11-11
IA8410 UNDERWOOD -27 32 {2012}-09-23 28 {2004}-10-02 10-13 10-31 11-11
IA6199 OELWEIN 1E -33 32 {2011}-09-15 28 {2012}-10-05 10-14 11-01 11-12
IA8705 WATERLOO #1 -20 32 {2007}-09-15 22 {2003}-10-02 10-14 11-03 11-20
IA8707 WATERLOO SNOW -24 30 {2012}-09-23 28 {2012}-10-06 10-14 11-07 11-11
IA5493 Milford -34 32 {1974}-09-03 28 {1929}-09-18 10-14 11-02 11-09
IA5232 MASON CITY #1 -26 31 {2011,2007}-09-15 28 {2003}-10-01 10-14 11-07 11-11
IA5199 MARSHALLTOWN MUNICIPAL AP -28 30 {2007}-09-15 27 {2012}-09-23 10-14 11-02 11-11
IA4820 LINN GROVE -27 31 {2011,2007}-09-15 27 {2003}-10-01 10-14 10-31 11-11
IA4402 KESLEY -26 31 {2007}-09-15 23 {2003}-10-02 10-14 11-07 11-11
IA3946 HORNICK 1 E -20 31 {2012}-09-23 28 {2004}-10-02 10-14 10-31 11-20
IA3718 HAWARDEN -33 32 {2013}-09-02 24 {1991}-09-19 10-14 11-01 11-07
IA2726 ESTHERVILLE 1WSW -29 30 {2007}-09-15 26 {2003}-10-01 10-14 11-07 11-11
IA2697 EMMETSBURG 2 NW -28 31 {2007,2011}-09-15 27 {2003}-10-01 10-14 11-07 11-11
IA2569 ELDON -24 31 {1902}-09-13 25 {1899}-09-29 10-14 11-03 11-15
IA0197 AMES MUNICIPAL AP -31 31 {2007}-09-15 27 {2003}-09-30 10-14 11-02 11-11
IA8985 WHAT CHEER -31 32 {1902}-09-13 27 {1899}-09-29 10-14 11-06 11-14
IA7985 STORY CITY -25 32 {2007}-09-15 25 {2003}-10-02 10-15 11-07 11-12
IA7925 STATE CENTER -23 30 {1942}-09-24 23 {1942}-09-28 10-15 11-03 11-11
IA7847 SPENCER NO. 2 -28 31 {2011,2007}-09-15 27 {2003}-10-01 10-15 11-02 11-07
IA6209 OGDEN -23 32 {2007}-09-15 26 {2003}-10-02 10-15 11-07 11-11
IA6190 OCHEYEDAN -28 31 {1973}-08-22 27 {1974}-09-22 10-15 11-03 11-10
IA5622 MONMOUTH 4 SW -27 32 {1952}-09-20 26 {1950}-09-24 10-15 11-03 11-11
IA5320 MCGREGOR NO 2 -28 32 {2007}-09-15 22 {2003}-10-02 10-15 11-11 11-23
IA5295 MAXWELL -25 31 {2012}-09-23 26 {2003}-10-02 10-15 11-10 11-12
IA5132 MAQUOKETA 2 NE -27 32 {2003}-09-29 23 {2003}-10-02 10-15 11-17 11-24
IA5123 MAPLETON NO. 2 -35 31 {1955}-09-11 27 {1991}-09-19 10-15 11-02 11-10
IA4624 LANSING 4SE -28 32 {2007}-09-15 22 {2003}-10-02 10-15 11-01 11-23
IA4229 JEFFERSON 2 S -25 32 {2007}-09-15 26 {2003}-10-02 10-15 11-01 11-11
IA3675 HASTINGS 4NE -26 32 {2009}-10-04 22 {2012}-10-07 10-15 11-07 11-11
IA3567 HAMBURG -22 32 {1974}-10-01 28 {1976}-10-16 10-15 11-14 11-21
IA3003 FORT DODGE 4 NW -23 32 {2007,2011}-09-15 25 {2003}-10-02 10-15 11-07 11-20
IA2755 EVERLY 3 WNW -27 27 {1973}-08-22 27 {1973}-08-22 10-15 11-04 11-11
IA2362 DUBUQUE #3 -30 31 {2012}-09-24 27 {2015}-10-17 10-15 11-07 11-12
IA1724 COLUMBIA -22 28 {2003}-10-02 28 {2003}-10-02 10-15 11-11 11-13
IA1705 COGGON -40 30 {2007}-09-15 26 {2012}-09-24 10-15 11-03 11-11
IA1610 CLERMONT -27 32 {2007}-09-15 22 {2003}-10-02 10-15 11-11 11-20
IA1541 CLARION -32 32 {1950}-08-20 1 {2018}-08-28 10-15 11-03 11-11
IA1443 CHEROKEE # 2 -17 32 {2007}-09-15 28 {2003}-10-01 10-15 11-02 11-20
IA1407 CHARLES CITY NO 2 -26 31 {2007}-09-15 21 {2003}-10-02 10-15 11-09 11-20
IA0131 ALGONA 1NNW -26 31 {2007,2011}-09-15 28 {2003}-10-01 10-15 11-07 11-11
IA8867 WEST UNION 3SE -27 32 {2007}-09-15 22 {2003}-10-02 10-15 11-01 11-23
IATOEL Oelwein Area -33 28 {1955}-09-11 28 {1955}-09-11 10-16 11-06 11-12
IA8339 TRIPOLI-4-N -32 31 {2007}-09-15 27 {1974}-09-22 10-16 11-04 11-11
IA8062 SWISHER #2 -29 32 {2012}-09-23 23 {2003}-10-02 10-16 11-11 11-13
IA7478 SCRANTON -27 32 {1902}-09-12 24 {1899}-09-29 10-16 11-02 11-06
IA7326 ST ANSGAR -32 31 {2007}-09-15 25 {1974}-09-22 10-16 11-04 11-12
IA7058 RINGSTED -27 30 {2007}-09-15 27 {1974}-09-22 10-16 11-04 11-12
IA6719 POCAHONTAS -36 31 {1946}-09-02 27 {1929}-09-18 10-16 11-01 11-10
IA6531 PELLA 4 WSW -19 27 {2003}-10-02 27 {2003}-10-02 10-16 11-16 11-20
IA6418 PANORA -20 30 {2012}-09-23 26 {2003}-10-02 10-16 11-10 11-20
IA6412 OVID -25 30 {1901}-09-18 23 {1899}-09-29 10-16 11-03 11-15
IA8742 WAUCOMA 1WNW -32 32 {2011,2007}-09-15 26 {1974}-09-22 10-16 11-07 11-12
IA8755 WAUKON -34 32 {1937,2011}-09-16 25 {1942}-09-25 10-16 11-03 11-11
IA5847 MUSCATINE 6 N -14 32 {1949}-09-29 26 {1948}-10-17 10-16 11-15 11-21
IA5200 MARSHALLTOWN 4 SE -23 30 {2012}-09-23 25 {2003}-10-02 10-16 11-10 11-20
IA5150 MARENGO -23 31 {2012}-09-23 24 {2003}-10-02 10-16 11-11 11-12
IA4963 LOWDEN -37 32 {2014}-09-13 26 {2012}-09-24 10-16 11-01 11-12
IA4735 Le Mars -37 31 {1955}-09-11 28 {1902}-09-12 10-16 11-01 11-10
IA4557 LAKE MILLS -30 30 {2007}-09-15 26 {1974}-09-22 10-16 11-04 11-11
IA3964 HUDSON -26 32 {2007}-09-15 23 {2003}-10-02 10-16 11-07 11-12
IA3459 GRIMES 4 WSW -22 31 {2012}-09-23 27 {2003}-10-02 10-16 11-11 11-20
IA3288 GLENWOOD -19 32 {2012}-09-23 27 {2000}-10-06 10-16 11-11 11-20
IA3113 GARBER -28 31 {2012}-09-23 22 {2003}-10-02 10-16 11-11 11-20
IA3032 FULTON -30 31 {2012}-09-23 23 {2003}-10-02 10-16 11-09 11-13
IA2689 Emmetsburg -36 0 {2005}-09-03 0 {2005}-09-03 10-16 11-02 11-10
IA2595 ELKADER 1 SE -27 32 {2007}-09-15 22 {2003}-10-02 10-16 11-09 11-20
IA2361 DUBUQUE NO 2 -28 31 {2012}-09-23 23 {2003}-10-02 10-16 11-11 11-20
IA2315 DORCHESTER HWY 76 -27 32 {2007}-09-15 22 {2003}-10-02 10-16 11-09 11-20
IA2236 DE WITT 4 S -28 32 {2012}-09-24 24 {2003}-10-02 10-16 11-12 11-22
IA2117 DECORAH 2 -27 32 {2007}-09-15 27 {2012}-10-07 10-16 11-11 11-20
IA2070 DAVENPORT WFO -27 30 {2012}-09-23 27 {2012}-10-05 10-16 11-01 11-12
IA1402 CHARLES-CITY -34 32 {1955,1902}-09-12 28 {1991}-09-20 10-16 11-03 11-11
IA1363 CENTRAL CITY -31 31 {2012}-09-23 23 {2003}-10-02 10-16 11-11 11-12
IA1358 CENTERVILLE 5 E -20 29 {1974}-10-02 25 {1976}-10-17 10-16 11-12 11-14
IA0999 BUCKEYE -25 32 {2007}-09-15 28 {1984}-09-26 10-16 11-08 11-12
IA0923 BRITT -36 30 {1983}-08-13 27 {1902}-09-13 10-16 11-02 11-10
IA0519 BAYARD 6 SE -21 30 {2012}-09-23 26 {2003}-10-02 10-16 11-09 11-20
IA0220 ANAMOSA NO 2 -26 31 {2012}-09-23 23 {2003}-10-02 10-16 11-11 11-21
IA0199 AMES 3 N -22 30 {2012}-09-23 27 {2012}-10-06 10-16 11-10 11-11
IAC001 Iowa - Northwest Climate Division -38 30 {1902}-09-12 26 {1918}-09-20 10-16 11-02 11-10
IATIDA Ida Grove Area -36 32 {1974}-09-03 27 {1918}-09-20 10-17 11-02 11-10
IA8693 WASHTA -47 27 {1973}-08-22 27 {1973}-08-22 10-17 11-02 11-10
IA8296 TOLEDO -34 31 {1917}-09-11 27 {1896}-09-20 10-17 11-06 11-12
IA7979 STORM-LAKE-2-E -36 32 {1902}-09-12 28 {1929}-09-18 10-17 11-02 11-10
IA7859 SPIRIT LAKE -39 31 {1902}-09-12 28 {1929}-09-18 10-17 11-02 11-10
IA7700 SIOUX CENTER 2 SE -37 31 {1974}-09-03 24 {1991}-09-19 10-17 11-02 11-10
IA7602 SHELL ROCK 1 SW -31 32 {2007}-09-15 26 {1974}-09-22 10-17 11-04 11-19
IA7312 SAC-CITY -35 32 {1974}-09-03 28 {1918}-09-20 10-17 11-02 11-11
IA7161 ROCKWELL-CITY -35 32 {1902}-09-12 28 {1929}-09-18 10-17 11-03 11-11
IA6800 PRIMGHAR -38 30 {1902}-09-12 25 {1901}-09-18 10-17 11-02 11-10
IA6766 Postville -35 32 {1919}-09-02 20 {1918}-09-21 10-17 11-05 11-11
IA6566 PERRY -34 32 {1955}-09-12 27 {1929}-09-18 10-17 11-06 11-11
IA6492 PARKERSBURG -29 32 {2007}-09-15 27 {1974}-09-22 10-17 11-05 11-12
IA6305 OSAGE -35 30 {1949}-09-14 28 {1929}-09-18 10-17 11-03 11-11
IA6200 OELWEIN-2-S -32 20 {1942}-09-05 20 {1942}-09-05 10-17 11-03 11-11
IA6151 OAKLAND-2-E -31 32 {1974}-09-03 28 {1995}-09-22 10-17 11-06 11-12
IA5952 NEW-HAMPTON -34 28 {1949}-09-01 28 {1949}-09-01 10-17 11-02 11-11
IA8706 WATERLOO -34 32 {1917}-09-11 28 {1929}-09-18 10-17 11-03 11-11
IA8806 WEBSTER-CITY -36 30 {1955}-09-11 25 {1929}-09-18 10-17 11-02 11-11
IA8856 WEST BRANCH -23 32 {1902}-09-13 24 {1899}-09-28 10-17 11-02 11-15
IA5844 MUSCATINE 2N -25 27 {2003}-10-02 27 {2003}-10-02 10-17 11-12 11-22
IA5552 MINEOLA 5 NW -13 30 {1999}-10-04 27 {2000}-10-06 10-17 11-10 11-11
IA5198 MARSHALLTOWN -35 31 {1955}-09-12 28 {1896}-09-20 10-17 11-05 11-12
IA5131 MAQUOKETA-2-W -37 31 {1917}-09-11 28 {1983}-09-23 10-17 11-06 11-13
IA5086 MANCHESTER-2 -36 32 {2014}-09-13 27 {1984}-09-16 10-17 11-04 11-12
IA4912 LONE TREE 5 SW -22 32 {2003}-09-29 24 {2003}-10-02 10-17 11-17 11-23
IA4142 IOWA-FALLS -34 31 {1915}-08-30 28 {1894}-09-18 10-17 11-02 11-11
IA4139 IOWA CITY 5 SW -23 32 {2012}-09-23 24 {2003}-10-02 10-17 11-12 11-23
IA4052 INDEPENDENCE -32 32 {1974}-09-03 28 {1975}-09-13 10-17 11-05 11-12
IA4049 INDEPENDENCE-2-W -31 32 {1974}-09-03 28 {1975}-09-13 10-17 11-03 11-12
IA4038 IDA GROVE 5NW -36 32 {1974}-09-03 27 {1918}-09-20 10-17 11-02 11-10
IA3980 HUMBOLDT-2 -42 31 {1902}-09-13 28 {1934}-09-16 10-17 11-02 11-11
IA3819 HEDRICK -23 27 {1899}-09-29 27 {1899}-09-29 10-17 11-02 11-06
IA3584 HAMPTON-2-NW -35 32 {1955}-09-11 28 {1955}-09-12 10-17 11-02 11-11
IA3509 GUTHRIE-CENTER -35 31 {1902}-09-12 28 {1991}-09-19 10-17 11-07 11-11
IA3487 GRUNDY-CENTER -34 32 {1902}-09-12 28 {1929}-09-18 10-17 11-03 11-11
IA3475 GRINNELL NEAR -29 24 {1899}-09-29 24 {1899}-09-29 10-17 11-05 11-14
IA3473 GRINNELL-3-SW -35 31 {1976}-09-10 27 {1991}-09-20 10-17 11-05 11-13
IA2999 FORT-DODGE -35 32 {1974}-09-03 27 {1902}-09-13 10-17 11-03 11-11
IA2573 Eldora -32 31 {2005}-08-29 28 {1974}-09-22 10-17 11-05 11-12
IA2388 DUMONT -29 31 {2007}-09-15 26 {1974}-09-22 10-17 11-03 11-14
IA2136 DELAWARE 3 WSW -32 32 {1902}-09-12 25 {1962}-09-19 10-17 11-05 11-12
IA2062 DANVILLE -17 29 {1899}-09-29 24 {1899}-09-30 10-17 11-03 11-25
IA1708 COLLEGE SPRINGS -28 32 {1901}-09-17 24 {1901}-09-18 10-17 11-06 11-18
IA1233 CARROLL-2-SSW -40 28 {1974}-09-03 28 {1974}-09-03 10-17 11-02 11-10
IA0812 BOONE 3 WNW -26 31 {1929}-09-18 23 {1942}-09-28 10-17 11-03 11-21
IA0807 Boone -35 32 {1975}-09-12 27 {1929}-09-18 10-17 11-03 11-12
IA0612 BELMOND -37 32 {1923}-09-14 26 {1929}-09-18 10-17 11-01 11-11
IA0600 BELLE-PLAINE -38 31 {1917}-09-11 28 {1929,1916}-09-18 10-17 11-08 11-12
IA0385 AUDUBON -35 30 {1955,1902}-09-12 27 {1896}-09-19 10-17 11-02 11-11
IA0364 ATLANTIC-1-NE -37 30 {1893}-09-02 28 {1902,1955}-09-12 10-17 11-02 11-11
IA0214 ANAMOSA 3 SSW -27 30 {2012}-09-24 26 {2024}-10-16 10-17 11-02 11-12
IA0181 ALTON -42 31 {1916}-09-15 27 {1918}-09-20 10-17 11-02 11-10
IA0133 ALGONA -36 29 {1893}-09-02 27 {1929}-09-18 10-17 11-02 11-11
IA0088 AKRON -39 28 {1902}-09-12 28 {1902}-09-12 10-17 11-02 11-10
IAC002 Iowa - North Central Climate Division -38 32 {1902}-09-13 28 {1929}-09-18 10-17 11-02 11-11
IAC003 Iowa - Northeast Climate Division -35 32 {1902}-09-13 26 {1926}-09-26 10-17 11-03 11-11
IAD001 Iowa Drought Region 1 - Northwest -38 30 {1902}-09-12 28 {1991}-09-19 10-17 11-02 11-10
IAD002 Iowa Drought Region 2 - Northcentral -34 32 {1902}-09-12 27 {1913}-09-22 10-17 11-03 11-11
IATALO Waterloo Area -34 32 {1917}-09-11 28 {1929}-09-18 10-17 11-03 11-12
IA8658 WAUKEE 3NE -30 31 {2012}-09-23 27 {2012}-10-06 10-17 11-11 11-11
IA8538 VILLISCA -27 30 {1901}-09-18 27 {1896}-09-28 10-17 11-03 11-05
IATAME Ames Area -37 31 {1902}-09-13 26 {1918}-09-21 10-18 11-06 11-12
IATSUX Sioux City Area -35 30 {1902}-09-13 25 {1995}-09-22 10-18 11-02 11-10
IA8315 TRAER -31 32 {1991}-09-20 26 {1967}-09-29 10-18 11-07 11-20
IA8270 TITONKA -27 30 {2007}-09-15 28 {1984}-09-26 10-18 11-04 11-19
IA8009 STRAWBERRY POINT -31 32 {2007}-09-15 28 {1974}-09-22 10-18 11-07 11-20
IA7932 STEAMBOAT ROCK -28 32 {2007}-09-15 28 {1974}-09-22 10-18 11-07 11-12
IA7855 SPILLVILLE -35 30 {1991}-09-20 26 {1974}-09-22 10-18 11-04 11-19
IA7713 SIOUX CITY PERRY CREEK -26 32 {2011}-09-15 27 {1984}-09-26 10-18 11-04 11-10
IA7708 SIOUX-CITY-WSO-AP -35 30 {1902}-09-13 25 {1995}-09-22 10-18 11-02 11-10
IA6985 RHODES 3E -25 31 {1995}-09-22 25 {1974}-10-02 10-18 11-10 11-20
IA6755 POPEJOY 1S -26 32 {2007}-09-15 28 {1984}-09-26 10-18 11-07 11-11
IA6590 PETERSON -27 31 {2007}-09-15 28 {1942}-09-24 10-18 11-04 11-19
IA6520 PAULLINA -26 31 {1991}-09-19 28 {1984}-09-26 10-18 11-04 11-18
IA5414 MERRILL -38 31 {1916}-09-15 25 {1918}-09-20 10-18 11-02 11-10
IA5141 MARBLE ROCK -30 30 {1991}-09-20 26 {1974}-09-22 10-18 11-04 11-12
IA4894 LOGAN -35 30 {1902}-09-12 28 {1902}-09-13 10-18 11-04 11-12
IA4308 KANAWHA -27 31 {2011,2007}-09-15 27 {1974}-09-22 10-18 11-06 11-19
IA4228 JEFFERSON -37 32 {1893}-08-29 28 {1929}-09-18 10-18 11-07 11-12
IA4202 JAMES 1 NE -26 32 {2011}-09-15 27 {1984}-09-26 10-18 11-03 11-16
IA3960 HUBBARD -25 32 {2007}-09-15 28 {1984}-09-29 10-18 11-09 11-12
IA3900 HORNICK 4 NNE -28 30 {1991}-09-19 28 {1984}-09-26 10-18 11-07 11-11
IA3632 HARLAN -37 29 {1902}-09-12 27 {1902}-09-13 10-18 11-04 11-12
IA3623 HARCOURT 2ENE -30 32 {2007}-09-15 28 {1984}-09-29 10-18 11-07 11-11
IA3120 GARWIN -28 32 {1991}-09-20 28 {1984}-09-29 10-18 11-10 11-12
IA2367 Dubuque Airport -31 32 {2007}-09-15 28 {1956}-09-20 10-18 11-06 11-20
IA2311 DORCHESTER -32 32 {2007}-09-15 26 {1974}-09-22 10-18 11-05 11-20
IA2201 DES MOINES SNOW -21 31 {2012}-09-23 27 {2012}-10-06 10-18 11-11 11-12
IA2199 DES MOINES (63RD STREET) -21 32 {2005}-10-07 28 {2009}-10-10 10-18 11-10 11-16
IA2171 DENISON -40 29 {1902}-09-12 21 {1918}-09-21 10-18 11-06 11-11
IA1828 CORALVILLE DAM -27 32 {1991,1983}-09-20 19 {1983}-09-22 10-18 11-11 11-21
IA1742 CONRAD -28 32 {2007}-09-15 28 {1984}-09-29 10-18 11-07 11-12
IA1704 CLUTIER -29 32 {1991}-09-20 28 {1984}-09-29 10-18 11-10 11-12
IA1394 CHARITON -38 32 {1955}-09-12 28 {1918,1991}-09-20 10-18 11-08 11-21
IA1314 Cedar Rapids Airport -30 31 {2007}-09-15 28 {2012}-09-24 10-18 11-07 11-20
IA1300 CEDAR FALLS -32 32 {1902}-09-13 27 {1974}-09-22 10-18 11-05 11-12
IA0933 BROOKLYN -27 32 {1991}-09-19 28 {1991}-09-20 10-18 11-10 11-12
IA0241 Ankeny -34 32 {1999}-09-18 22 {1999}-09-21 10-18 11-06 11-12
IA0157 ALLISON -31 32 {1915}-08-30 28 {1926}-09-25 10-18 11-05 11-11
IA9062 WILLIAMS -25 32 {1991}-09-20 28 {1984}-09-29 10-18 11-06 11-11
IAD003 Iowa Drought Region 3 - Northeast -32 32 {1902}-09-13 27 {1926}-09-26 10-18 11-06 11-12
IA8568 VINTON -35 32 {1953,1902}-09-13 28 {1982}-09-21 10-18 11-08 11-21
IATCID Cedar Rapids Area -30 31 {2007}-09-15 28 {2012}-09-24 10-19 11-09 11-21
IA8360 TURIN 4 SSW -23 32 {1993}-09-15 28 {1991}-09-19 10-19 11-10 11-20
IA8359 TURIN 4S -23 31 {1991}-09-19 27 {1984}-09-29 10-19 11-10 11-20
IA8266 TIPTON -30 32 {1902}-09-13 28 {1991}-09-20 10-19 11-09 11-21
IA7703 SIOUX CITY 8 N -26 32 {1974}-09-22 28 {1951}-09-28 10-19 11-04 11-12
IA7363 SALEM 1 S -21 31 {2012}-10-06 26 {2022}-10-18 10-19 11-11 11-12
IA6940 RED-OAK -30 32 {1940}-09-11 28 {1995}-09-22 10-19 11-10 11-21
IA6910 RATHBUN DAM -28 32 {1974}-09-22 28 {1985}-10-01 10-19 11-11 11-21
IA6316 OSCEOLA-3-WSW -32 31 {2007}-09-15 28 {1974}-09-22 10-19 11-10 11-21
IA6243 ONAWA -32 24 {1936}-08-29 24 {1936}-08-29 10-19 11-03 11-11
IA6076 NORTH ENGLISH -27 32 {1995,1974}-09-22 24 {2003}-10-02 10-19 11-10 11-21
IA6044 NORA SPRINGS -29 30 {1918}-09-21 25 {1913}-09-22 10-19 10-30 11-09
IA8843 WESCOTT -22 31 {1926}-09-26 25 {1925}-10-10 10-19 11-08 11-08
IA5813 MOUNT VERNON -30 32 {1907}-09-25 27 {1899}-09-30 10-19 11-06 11-14
IA5669 MONTICELLO -30 32 {1902}-09-12 27 {1926}-09-26 10-19 11-09 11-21
IA5418 MERRILL 4 WSW -38 31 {1916}-09-15 25 {1918}-09-20 10-19 11-02 11-11
IA5127 MAPLETON -25 31 {1991}-09-19 26 {1984}-09-29 10-19 11-07 11-20
IA4867 LITTLE SIOUX -39 24 {1916}-09-15 24 {1916}-09-15 10-19 11-02 11-11
IA4620 LANSING -33 30 {1902}-09-12 28 {1902}-09-13 10-19 11-05 11-12
IA4433 KILLDUFF -23 32 {1984}-09-26 28 {1979}-10-13 10-19 11-12 11-12
IA4244 JEWELL -26 32 {2007}-09-15 28 {1984}-09-29 10-19 11-07 11-20
IA4106 IOWA CITY MUNICIPAL AP -34 32 {1991}-09-20 26 {1995}-09-23 10-19 11-10 11-21
IA4063 INDIANOLA-2-SSW -35 30 {1979}-09-15 28 {1979}-09-22 10-19 11-08 11-21
IA3909 Holstein -27 31 {1991}-09-20 28 {1984}-09-29 10-19 11-10 11-21
IA3712 HAVERHILL -23 32 {1974}-09-22 25 {1974}-10-02 10-19 11-10 11-21
IA3290 GLENWOOD -33 30 {1902}-09-12 28 {1902}-09-13 10-19 11-08 11-21
IA3108 GALVA -41 24 {1902}-09-04 24 {1902}-09-04 10-19 11-04 11-12
IA2456 EARLHAM -36 31 {1902}-09-12 21 {1913}-09-22 10-19 11-02 11-12
IA2235 DE WITT -28 32 {1956,1991}-09-20 24 {2003}-10-02 10-19 11-12 11-21
IA2071 DAVENPORT 2 -23 31 {1923}-09-14 28 {1926}-09-26 10-19 11-08 11-22
IA1838 CORRECTIONVILLE 1 SW -25 31 {1991}-09-19 28 {1942}-09-24 10-19 11-07 11-20
IA1833 CORNING -32 32 {1902}-09-12 27 {1983}-09-21 10-19 11-08 11-13
IA1533 CLARINDA -31 31 {1902}-09-13 28 {1918}-09-21 10-19 11-08 11-20
IA1277 CASTANA-EXP-FARM -27 30 {1991}-09-19 28 {1995}-09-22 10-19 11-04 11-19
IA0608 BELLEVUE-L-AND-D-12 -35 32 {1986}-08-30 28 {1995,1974}-09-23 10-19 11-10 11-21
IA0576 BEDFORD-1-NNW -34 28 {1902}-09-13 28 {1902}-09-13 10-19 11-10 11-21
IA0536 BEACONSFIELD -30 27 {1991}-09-19 27 {1991}-09-19 10-19 11-09 11-21
IA0513 BAXTER -33 32 {1902}-09-12 28 {1913}-09-22 10-19 11-02 11-14
IA0200 AMES-8-WSW -37 31 {1902}-09-13 26 {1918}-09-21 10-19 11-08 11-21
IA0173 ALTA -36 29 {1902}-09-12 26 {1913}-09-22 10-19 11-02 11-10
IA0000 Iowa Average -31 32 {1902}-09-13 24 {1942}-09-28 10-19 11-08 11-13
IA9000 WHITTEN -35 31 {1902}-09-12 25 {1913}-09-22 10-19 10-28 11-11
IA9067 WILLIAMSBURG -31 32 {1917}-09-11 28 {1991}-09-20 10-19 11-08 11-21
IA9750 ZEARING -35 32 {2007}-09-15 28 {1907}-09-25 10-19 11-08 11-20
IAC004 Iowa - West Central Climate Division -35 31 {1902}-09-12 28 {1918}-09-20 10-19 11-05 11-11
IAC005 Iowa - Central Climate Division -34 31 {1929}-09-18 28 {1913}-09-22 10-19 11-08 11-13
IA7712 SIOUX CITY -35 30 {1902}-09-13 25 {1899}-09-29 10-20 11-08 11-11
IA6440 PACIFIC JUNCTION -37 32 {1902}-09-12 27 {1901}-09-18 10-20 11-02 11-12
IA6225 OLIN -35 31 {1902}-09-13 25 {1926}-09-26 10-20 11-02 11-12
IA5000 MADRID -32 32 {1902}-09-13 28 {1913}-09-22 10-20 11-08 11-12
IA4101 Iowa City -32 32 {1923}-09-14 28 {1916}-09-18 10-20 11-10 11-22
IA1962 Creston -31 31 {1924}-09-15 28 {1991}-09-19 10-20 11-08 11-20
IA0596 BELKNAP -23 27 {1899}-09-29 27 {1899}-09-29 10-20 11-06 11-19
IA0205 AMES 3 SW -37 31 {1902}-09-13 26 {1918}-09-21 10-20 11-03 11-17
IAC006 Iowa - East Central Climate Division -31 32 {1929}-09-18 28 {1926}-09-26 10-20 11-09 11-21
IA8231 THURMAN -37 32 {1940}-09-11 28 {1901}-09-18 10-21 11-08 11-15
IA7955 STOCKPORT -35 32 {1917}-09-11 27 {1913}-09-22 10-21 11-11 11-22
IA6205 OGDEN -33 31 {1902}-09-05 27 {1913}-09-22 10-21 11-08 11-19
IA6195 ODEBOLT 2 -37 31 {1902}-09-12 28 {1918}-09-20 10-21 11-02 11-13
IA8747 WAUKEE -36 32 {1902}-09-13 28 {1918}-09-20 10-21 11-08 11-21
IA5638 MONROE -32 32 {1929}-09-18 24 {1942}-09-28 10-21 11-08 11-22
IA4523 LACONA -29 32 {1918}-09-21 25 {1899}-09-29 10-21 11-11 11-22
IA3022 FRUITLAND -29 32 {1913}-09-22 26 {1935}-10-04 10-21 11-12 11-22
IA2805 FAIRPORT -24 32 {1928}-09-25 26 {1935}-10-04 10-21 11-06 11-22
IA1889 COUNCIL BLUFFS 6 NE -32 32 {1955}-09-12 28 {1953}-09-22 10-21 11-08 11-19
IA1245 CARSON 3NNE -31 32 {1902}-09-13 26 {1942}-09-28 10-21 11-08 11-21
IA0793 BONAPARTE 5 NE -31 32 {1916}-09-18 26 {1899}-09-29 10-21 11-11 11-22
IA8860 WEST DES MOINES 6 W -21 31 {2012}-09-23 27 {2012}-10-06 10-21 11-11 11-23
IA8974 WEVER -21 30 {1928}-09-26 21 {1930}-10-20 10-21 11-04 11-06
IAD004 Iowa Drought Region 4 - Southwest -31 32 {1902}-09-12 26 {1942}-09-28 10-21 11-08 11-21
IATDBQ Dubuque Area -31 32 {2007}-09-15 28 {1956}-09-20 10-22 11-10 11-21
IA8255 TINGLEY -24 32 {1927}-09-21 28 {1942}-09-24 10-22 11-03 11-21
IA8131 TABOR 6 NNW -16 30 {1951}-09-28 28 {1948}-10-17 10-22 11-10 11-13
IA6363 OTO -24 30 {1943}-09-20 28 {1942}-09-24 10-22 11-03 11-10
IA5608 MONDAMIN -23 31 {1943}-09-20 28 {1942}-09-24 10-22 10-26 11-09
IA2240 DEXTER -22 29 {1942}-09-24 24 {1942}-09-28 10-22 11-03 11-21
IA2026 CUSHING -26 32 {1934}-09-21 27 {1942}-09-24 10-22 11-03 11-08
IA1888 COUNCIL BLUFFS 6 NNE -16 30 {1951}-09-28 28 {1948}-10-17 10-22 11-10 11-10
IA1324 CEDAR RAPIDS 2 -30 31 {1929}-09-18 28 {1926}-09-26 10-22 11-09 11-22
IA0549 BEAVER 2 NE -18 32 {1949}-09-29 26 {1948}-10-17 10-22 11-10 11-20
IA0064 AFTON -30 32 {1902}-09-12 27 {1913}-09-22 10-22 11-08 11-21
IA9164 WOODBINE -22 32 {1943}-09-20 28 {1942}-09-24 10-22 11-03 11-10
IA8646 STANTON 4N -16 27 {1948}-10-17 27 {1948}-10-17 10-22 11-10 11-20
IA6945 RED OAK 10 SW -23 29 {1942}-09-24 27 {1942}-09-28 10-23 11-06 11-21
IA6386 OTTUMWA 1 WSW -36 8 {1895}-09-01 8 {1895}-09-01 10-23 11-11 11-22
IA5517 MILLERTON -31 30 {1901}-09-18 25 {1913}-09-22 10-23 11-11 11-22
IA5383 MELROSE -28 32 {1918}-09-21 25 {1942}-09-28 10-23 11-11 11-22
IA5163 MARION 4 NE -18 32 {1949}-09-29 27 {1948}-10-17 10-23 11-10 11-20
IA4746 LENOX -37 32 {1904}-09-13 28 {1913}-09-22 10-23 11-08 11-21
IA4700 LE CLAIRE -28 32 {1896,1918}-09-20 25 {1942}-09-28 10-23 11-11 11-22
IA4547 LAKE CITY -26 32 {1947}-09-22 23 {1942}-09-28 10-23 11-03 11-19
IA4372 KEOKUK NO 2 -23 25 {1935}-10-04 25 {1935}-10-04 10-23 11-06 11-22
IA3293 GLENWOOD 5 ESE -30 32 {1902}-09-13 26 {1942}-09-28 10-23 11-08 11-22
IA2396 DUNBAR 2 NE -23 30 {1942}-09-24 22 {1942}-09-28 10-23 11-04 11-21
IA1848 CORYDON 8 W -31 32 {1918}-09-21 25 {1913}-09-22 10-23 11-10 11-22
IA1538 CLARINDA WALNUT CREEK -23 29 {1942}-09-24 27 {1942}-09-28 10-23 11-03 11-11
IA1537 CLARINDA TARKIO CREEK -22 30 {1942}-09-24 27 {1942}-09-28 10-23 11-03 11-11
IA1536 CLARINDA PLUM CREEK -22 29 {1942}-09-24 27 {1942}-09-28 10-23 11-03 11-11
IA0203 AMES 5 SE -33 32 {1902}-09-13 28 {1926}-09-26 10-23 11-08 11-21
IATDSM Des Moines Area -29 31 {1995}-09-22 26 {1942}-09-28 10-24 11-11 11-21
IA7678 SIGOURNEY -32 32 {1902}-09-13 25 {1913}-09-21 10-24 11-11 11-22
IA7613 SHENANDOAH-1-NE -29 32 {1937}-09-16 28 {1918}-09-20 10-24 11-10 11-21
IA7425 SAYLORVILLE 3WNW -21 31 {2012}-09-23 27 {2003}-10-02 10-24 11-11 11-20
IA7340 ST CHARLES -32 29 {1913}-09-22 24 {1942}-09-28 10-24 11-11 11-22
IA7085 RIVERTON -22 30 {1942}-09-24 26 {1942}-09-28 10-24 11-06 11-21
IA6941 READ OAK # 2 -23 32 {1991}-09-19 28 {1984}-09-29 10-24 11-10 11-21
IA6920 REDFIELD 2 E -24 30 {1995}-09-22 27 {2003}-10-02 10-24 11-10 11-21
IA6895 RANDOLPH 1 W -17 29 {2004}-10-02 28 {2000,2012}-10-06 10-24 11-11 11-20
IA6634 PISGAH -25 31 {1991}-09-19 27 {1984}-09-29 10-24 11-10 11-20
IA6527 PELLA 1S -32 32 {1902}-09-13 26 {1913}-09-22 10-24 11-11 11-22
IA6391 OTTUMWA -24 32 {1918}-09-21 24 {1942}-09-28 10-24 11-12 11-22
IA6389 Ottumwa -36 32 {2007}-09-15 23 {1942}-09-28 10-24 11-11 11-22
IA6327 OSKALOOSA -31 31 {1902}-09-13 27 {1991}-09-20 10-24 11-10 11-21
IA6186 OASIS 1 NW -17 32 {1949}-09-29 27 {1948}-10-17 10-24 11-10 11-20
IA6119 NORWICH EXPERIMENT FARM -23 29 {1942}-09-24 26 {1942}-09-28 10-24 11-03 11-20
IA5992 NEWTON -34 32 {1929}-09-18 23 {1942}-09-28 10-24 11-08 11-21
IA5769 MOUNT-AYR -30 32 {1902}-09-13 28 {1991}-09-19 10-24 11-10 11-21
IA5742 MORSE 4 SSW -17 32 {1949}-09-29 27 {1948}-10-17 10-24 11-10 11-20
IA5737 MORSE 1 NE -18 32 {1949}-09-29 26 {1948}-10-17 10-24 11-10 11-20
IA5732 MORSE -18 32 {1949}-09-29 26 {1948}-10-17 10-24 11-10 11-20
IA5650 MONTEZUMA 1 W -29 32 {1902}-09-13 28 {1926}-09-26 10-24 11-10 11-21
IA5584 MISSOURI VALLEY 1 NNE -22 32 {1940}-09-11 28 {1942}-09-24 10-24 11-03 11-21
IA5315 MCGREGOR -25 30 {1967}-09-29 24 {1964}-10-10 10-24 11-05 11-18
IA5250 MASSENA -32 32 {1904}-09-16 25 {1942}-09-28 10-24 11-10 11-21
IA4898 LOGAN NO 2 -25 31 {1991}-09-19 28 {1942}-09-24 10-24 11-10 11-21
IA4758 LEON 6 ESE -36 32 {1986}-09-08 28 {1991}-09-19 10-24 11-11 11-22
IA4569 LAKE VIEW -22 28 {1942}-09-24 28 {1942}-09-24 10-24 11-03 11-21
IA4389 KEOSAUQUA -36 31 {1917}-09-11 28 {1916}-09-18 10-24 11-11 11-22
IA4342 KENNEBEC -25 31 {1991}-09-19 26 {1984}-09-29 10-24 11-07 11-20
IA4174 IRWIN 3 ESE -25 31 {1991}-09-19 27 {1984}-09-29 10-24 11-10 11-21
IA4131 IOWA CITY RALSTON CREEK -17 32 {1949}-09-29 27 {1948}-10-17 10-24 11-10 11-20
IA4126 IOWA CITY RALSTON CREEK -17 32 {1949}-09-29 27 {1948}-10-17 10-24 11-10 11-20
IA4121 IOWA CITY RALSTON CREEK -17 32 {1949}-09-29 27 {1948}-10-17 10-24 11-10 11-20
IA4116 IOWA CITY RALSTON CREEK -17 32 {1949}-09-29 27 {1948}-10-17 10-24 11-10 11-20
IA4111 IOWA CITY RALSTON CREEK -17 32 {1949}-09-29 27 {1948}-10-17 10-24 11-10 11-20
IA3589 HANCOCK -32 31 {1991}-09-19 25 {1942}-09-28 10-24 11-10 11-21
IA3569 HAMBURG 2 NE -16 29 {2004}-10-02 28 {2012,2000}-10-06 10-24 11-11 11-20
IA3517 GUTTENBERG-L-AND-D-10 -38 32 {1973}-09-18 25 {1942}-09-28 10-24 11-10 11-21
IA3455 GRIMES 3 E -21 31 {2012}-09-23 27 {2003}-10-02 10-24 11-11 11-20
IA3438 GREENFIELD -34 32 {1981}-09-17 27 {1913}-09-22 10-24 11-08 11-21
IA3239 GILMAN -30 32 {1902}-09-13 22 {1942}-09-28 10-24 11-09 11-21
IA2209 DES MOINES WSFO-JOHNSTON -27 31 {1999}-09-21 28 {2004}-10-02 10-24 11-10 11-21
IA2203 Des Moines Airport -29 31 {1995}-09-22 26 {1942}-09-28 10-24 11-11 11-21
IA1793 COON RAPIDS -34 32 {1902}-09-12 27 {1913}-09-22 10-24 11-08 11-21
IA1640 CLINTON 2 -28 32 {1956}-09-20 28 {1926}-09-26 10-24 11-12 11-22
IA1635 CLINTON-1 -29 31 {1902}-09-13 28 {1928}-09-25 10-24 11-11 11-22
IA1535 CLARINDA 1 E -17 32 {2003}-09-29 28 {2004}-10-02 10-24 11-11 11-20
IA1528 CLARENCE -26 32 {1956}-09-20 25 {1942}-09-28 10-24 11-10 11-21
IA1319 CEDAR-RAPIDS-1 -33 32 {2007}-09-15 24 {1926}-09-26 10-24 11-10 11-21
IA0238 ANKENY 2 SE -21 31 {2012}-09-23 27 {2003}-10-02 10-24 11-11 11-20
IA0187 ALTOONA 4W -21 31 {2012}-09-23 27 {2003}-10-02 10-24 11-11 11-20
IA0149 Allerton -33 31 {1991}-09-19 27 {1913}-09-22 10-24 11-10 11-22
IA0116 ALBIA PASTURE IMP FARM -24 32 {1962}-09-20 25 {1964}-10-09 10-24 11-10 11-19
IA8989 WHEATLAND -18 32 {1949}-09-29 26 {1948}-10-17 10-24 11-10 11-20
IA9132 WINTERSET -35 31 {1955}-09-12 26 {1896}-09-20 10-24 11-08 11-21
IA9178 WOODWARD 7 N -27 32 {1962}-09-20 27 {1966}-10-01 10-24 11-06 11-21
IAC007 Iowa - Southwest Climate Division -30 32 {1902}-09-13 26 {1942}-09-28 10-24 11-10 11-21
IA8632 WALFORD 2 SE -30 31 {1929}-09-18 28 {1926}-09-26 10-24 11-10 11-22
IA8540 VILLISCA NO. 2 -19 31 {2003}-09-29 28 {2004}-10-02 10-24 11-11 11-20
IA8307 TRACY 1 NE -29 32 {1902}-09-13 24 {1942}-09-28 10-25 11-11 11-22
IA7669 SIDNEY -29 30 {1901,1991}-09-18 28 {1995}-09-22 10-25 11-11 11-22
IA6891 RANDOLPH -25 32 {1991}-09-19 27 {1984}-09-29 10-25 11-11 11-23
IA6419 OXFORD JUNCTION 1 S -26 32 {2012}-09-23 26 {2009}-10-10 10-25 11-12 11-21
IA5842 MUSCATINE 2 -29 32 {1991,1896}-09-20 25 {1942}-09-28 10-25 11-12 11-23
IA5837 MUSCATINE -34 29 {1991}-09-20 23 {1942}-09-28 10-25 11-11 11-22
IA5834 MURRAY -31 32 {1901}-09-18 28 {1913}-09-22 10-25 11-11 11-13
IA5796 MOUNT-PLEASANT -27 32 {1902}-09-13 28 {1942}-09-24 10-25 11-11 11-22
IA4585 Lamoni -29 32 {1901}-09-18 27 {1942}-09-28 10-25 11-10 11-22
IA4529 LADORA -23 31 {2012}-09-23 24 {2003}-10-02 10-25 11-11 11-20
IA4502 KNOXVILLE -30 31 {1916}-09-18 28 {1926}-09-26 10-25 11-11 11-22
IA4102 IOWA CITY 2 -23 32 {2012}-09-23 24 {2003}-10-02 10-25 11-12 11-21
IA4067 INDIANOLA 5 NNW -24 31 {1995}-09-22 24 {1942}-09-28 10-25 11-10 11-21
IA3681 HAVEN 1 NE -23 31 {2012}-09-23 24 {2003}-10-02 10-25 11-11 11-20
IA3671 HARTWICK 4NW -22 31 {2012}-09-23 24 {2003}-10-02 10-25 11-11 11-20
IA3562 HAMBURG -29 31 {1901}-09-18 28 {1942}-09-28 10-25 11-12 11-22
IA2789 FAIRFIELD -31 32 {1917}-09-11 28 {1918}-09-21 10-25 11-11 11-22
IA2678 EMERSON 4 ENE -30 30 {1901}-09-18 26 {1942}-09-28 10-25 11-08 11-22
IA2555 ELBERON 3 S -23 31 {2012}-09-23 24 {2003}-10-02 10-25 11-11 11-20
IA2369 DUBUQUE RIVER -26 30 {1942}-09-25 24 {1899}-09-30 10-25 11-11 11-22
IA2299 Donnellson -28 31 {1991}-09-20 25 {1942}-09-28 10-25 11-11 11-22
IA2007 CUMBERLAND -32 32 {1902}-09-13 25 {1942}-09-28 10-25 11-11 11-22
IA1823 CORALVILLE -23 32 {2012}-09-23 24 {2003}-10-02 10-25 11-12 11-21
IA1731 COLUMBUS JUNCT 2 SSW -34 31 {1955}-09-12 28 {1991}-09-20 10-25 11-11 11-22
IA1354 CENTERVILLE -30 31 {1913}-09-13 28 {1913}-09-22 10-25 11-11 11-22
IA1099 BUSSEY 3 WNW -29 32 {1902}-09-13 24 {1942}-09-28 10-25 11-11 11-22
IA0753 BLOOMFIELD -29 31 {1991}-09-20 26 {1913}-09-23 10-25 11-11 11-22
IA0602 BELLE PLAINE 3 S -23 31 {2012}-09-23 24 {2003}-10-02 10-25 11-11 11-20
IA0112 ALBIA -31 31 {1916}-09-18 27 {1913}-09-22 10-25 11-10 11-22
IAC008 Iowa - South Central Climate Division -30 31 {1991}-09-19 25 {1942}-09-28 10-25 11-11 11-21
IAC009 Iowa - Southeast Climate Division -29 32 {1896,1991}-09-20 25 {1942}-09-28 10-25 11-11 11-22
IAD005 Iowa Drought Region 5 - Southeast -30 31 {1991}-09-20 24 {1942}-09-28 10-25 11-11 11-22
IA8688 WASHINGTON -32 30 {1902}-09-13 28 {1983}-09-23 10-25 11-11 11-22
IA8668 Wapello -27 31 {1991}-09-20 28 {1984}-09-29 10-25 11-12 11-22
IA7582 SHELBY -25 31 {1991}-09-19 27 {1984}-09-29 10-26 11-10 11-21
IA6335 OSKALOOSA 4 N -19 31 {2012}-09-23 26 {2003}-10-02 10-26 11-11 11-20
IA6062 NORTHBORO -29 31 {1901}-09-18 27 {1899}-09-29 10-26 11-12 11-15
IA4926 LORIMOR -23 30 {1995}-09-22 28 {2004,2003}-10-02 10-26 11-10 11-23
IA4507 KNOXVILLE 3E -19 32 {2012}-09-23 27 {2003}-10-02 10-26 11-11 11-20
IA3295 GLENWOOD 8 SSE -23 30 {1951}-09-28 28 {1952}-10-06 10-26 11-09 11-22
IA2541 EDDYVILLE -22 31 {1942}-09-24 24 {1942}-09-28 10-26 11-13 11-22
IA2195 DERBY -24 31 {1995}-09-22 28 {1974}-10-02 10-26 11-12 11-23
IA2055 DALLAS 2 NW -19 32 {2012}-09-23 28 {2003}-10-02 10-26 11-11 11-20
IA0493 BARTLETT 5 E -23 30 {1951}-09-28 28 {1952}-10-06 10-26 11-09 11-22
IA7683 SIGOURNEY 2 S -20 32 {2012}-09-23 25 {2003}-10-02 10-27 11-12 11-21
IA6396 OTTUMWA -18 32 {2012}-09-23 26 {2003}-10-02 10-27 11-12 11-21
IA6392 OTTUMWA #1 -21 32 {2012}-09-23 26 {2003}-10-02 10-27 11-11 11-26
IA6160 OAKLAND MILLS 3 W -24 26 {2003}-10-02 26 {2003}-10-02 10-27 11-12 11-24
IA5750 MOULTON 5 W -18 32 {2012}-09-23 28 {2003}-10-02 10-27 11-12 11-21
IA4587 LAMONI -20 -1 {2011,2012}-08-07 -1 {2011,2012}-08-07 10-27 11-11 11-21
IA4280 KALONA 1 SSW -22 32 {2012}-09-23 24 {2003}-10-02 10-27 11-12 11-24
IA3933 HOPEVILLE -30 32 {1901}-09-18 27 {1908,1899}-09-29 10-27 11-10 11-12
IA2544 EDDYVILLE NO 2 -19 32 {2012}-09-23 26 {2003}-10-02 10-27 11-11 11-21
IA2364 DUBUQUE-LOCK-AND-DAM -37 31 {1956}-09-20 24 {1899}-09-30 10-27 11-11 11-22
IA2208 Des Moines SE 6th -29 32 {1913}-09-22 28 {1942}-09-28 10-27 11-12 11-22
IA2068 DAVENPORT -25 30 {1942}-09-28 28 {1899}-09-30 10-27 11-12 11-22
IA1737 CONESVILLE 3 NE -22 32 {2003}-09-29 24 {2003}-10-02 10-27 11-12 11-21
IA1063 Burlington Airport -27 30 {1918}-09-18 25 {1942}-09-28 10-27 11-12 11-24
IA0910 BRIGHTON -25 32 {1984}-09-26 25 {2003}-10-02 10-27 11-11 11-21
IA0745 BLOCKTON 1W -28 31 {1901}-09-18 28 {1942}-09-28 10-27 11-13 11-23
IA6965 RED ROCK DAM -19 29 {1984}-09-29 26 {1987}-10-11 10-28 11-10 11-10
IA4394 KEOSAUQUA 2 -21 32 {1942}-09-24 25 {1942}-09-28 10-28 11-19 11-22
IA3007 Fort Madison -28 32 {1913}-09-22 26 {1942}-09-28 10-28 11-21 11-27
IA2069 DAVENPORT LOCK & DAM 15 -22 30 {1974}-10-02 28 {1979}-10-13 10-28 11-20 11-27
IA1060 BURLINGTON -26 32 {1984}-09-26 28 {1974}-10-02 10-28 11-12 11-27
IA4705 Le Claire L&D 14 -28 32 {1942}-09-26 28 {1942}-09-28 10-29 11-20 11-27
IA1398 CHARITON 5SSE -24 31 {1995}-09-22 28 {1974}-10-02 10-31 11-11 11-24
IA6820 PROMISE CITY 6 NW -23 31 {1995}-09-22 28 {1974}-10-02 11-01 11-11 11-23
IA4381 KEOKUK LOCK DAM 19 -27 30 {1992}-09-23 23 {1952}-10-06 11-02 11-21 11-28
IA4376 KEOKUK LOCK & DAM 19 -14 24 {1952}-10-06 24 {1952}-10-06 11-03 11-21 11-22