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