NWS COOP Climatology for 21 August

This table gives a listing of unofficial daily records for NWS COOP stations. Some records may have occured on multiple years, only one is listed here. You may click on a column to sort it. You can click on the station name to get all daily records for that station or click on the date to get all records for that date.

The data found in this table was derived from the following JSON webservice:
https://mesonet.agron.iastate.edu/geojson/climodat_dayclimo.py?network=IACLIMATE&month=08&day=21&syear=1800&eyear=2019

Select State: Select Date: Select Record Database:

Station Years High Temperature [F]   Low Temperature [F]   Precipitation [inch]
Avg: Max: Year: Min: Year:   Avg: Max: Year: Min: Year:   Avg: Max: Year:
Iowa Average (IA0000)125 83.3981947732009, 2016 59.9731959461950, 2004 0.110.861922
ALBIA (IA0112)67 83.01002003711965 62.0771983481956 0.111.531951
ALGONA (IA0133)125 81.5981947671920 59.3741900422004 0.121.651918
Allerton (IA0149)67 82.9992003702004 61.1751983471956 0.090.631964
ALLISON (IA0157)67 81.51011955691951 59.2741959441985, 2004 0.141.851966
AMES-8-WSW (IA0200)125 83.21011936701961 59.7751959441908 0.091.552007
ANAMOSA-1-WNW (IA0213)67 81.7982003, 1983691990 57.6741968422004, 1956 0.132.401987
ANKENY-3-S (IA0241)67 82.21002003691969 60.4761959481956 0.172.801954
ATLANTIC-1-NE (IA0364)125 84.71001936691961 59.8761924401956 0.132.992017
AUDUBON (IA0385)67 82.41001955651961 59.4731974, 1975, 1968432004 0.245.422017
BEDFORD-1-NNW (IA0576)67 83.81001955701961 61.8731983, 1955, 1975491956 0.151.991966
BELLE-PLAINE (IA0600)67 81.81002003701965 59.6731983, 1959412012 0.070.702014
BELLEVUE-L-AND-D-12 (IA0608)67 81.9962003, 1955702009 59.6761968441956 0.172.751958
BLOOMFIELD (IA0753)67 83.81001983, 1955, 2003732004, 2000 61.3761983481956 0.092.071969
Boone (IA0807)67 82.3981955701961 59.3731968451956 0.162.151954
BRITT (IA0923)67 80.01011955692004, 1951 58.6741959432004 0.134.291979
Burlington (IA1063)67 83.81001983712009 62.9751983471956 0.060.712017
CARROLL-2-SSW (IA1233)67 82.8981955681961 59.1761959441953 0.181.711954
CASCADE (IA1257)67 81.4991983, 1955711990 57.5731959401956 0.152.101987
CASTANA-EXP-FARM (IA1277)67 82.4981955681961 60.7751959472004 0.161.381955
CEDAR-RAPIDS-1 (IA1319)125 83.21001916691990 60.5741983452004, 1950 0.112.361987, 1910
CENTERVILLE (IA1354)67 83.01021983722004 62.2772003461956 0.151.951951
CHARITON (IA1394)67 83.31002003732016 60.1761983461956 0.131.502007
CHARLES-CITY (IA1402)67 80.91001955681951 58.7751959382004 0.122.051987
CHEROKEE (IA1442)67 82.3971955711990 57.5751959412004 0.213.481979
CLARINDA (IA1533)125 84.91021913, 1898702016 60.7781968431939, 1950 0.152.201922
CLARION (IA1541)67 80.3971955, 1959691966 57.9741959412004 0.131.691966
CLINTON-1 (IA1635)125 83.21001936711990, 1907 60.7751955451950 0.092.931987
CORNING (IA1833)125 83.8991983701961 59.6731916, 1959431907 0.101.491922
CRESCO-1-NE (IA1954)67 79.21011955651990 57.0741959362004 0.101.291964
Creston (IA1962)67 82.7991955671966 60.7741959461956 0.111.611966
DECORAH-2-N (IA2110)125 81.61041955691973 57.7761968382004 0.132.491939
DENISON (IA2171)125 82.61001955641961 60.1751959451920, 1925 0.186.472017
Des Moines Airport (IA2203)140 83.81021936681946 62.9801886471950 0.112.921946
Donnellson (IA2299)67 83.7991983741990, 2004 61.3732003, 1959, 1968461956 0.100.911964
DUBUQUE-LOCK-AND-DAM (IA2364)145 81.31873671990 60.91873441956 0.091.591966
Eldora (IA2573)67 81.2971955711966, 1951, 1961 58.6721959, 1983452004 0.102.561966
Elkader 6SSW (Osborn) (IA2603)125 82.81021947691990 56.8741968371950 0.082.021980
Emmetsburg (IA2689)67 80.8981955641966 58.9741959392004 0.194.831979
ESTHERVILLE-2-N (IA2724)67 79.0961959651966 57.0771959372004 0.131.411974
FAIRFIELD (IA2789)125 84.61031936711933 61.4792003, 1947451950 0.071.111974
FAYETTE (IA2864)125 81.1991955, 1947701904, 1951, 1990 57.1741968382004 0.102.361964
FOREST-CITY (IA2977)67 80.11001955671951 58.4751959382004 0.206.971979
FORT-DODGE (IA2999)67 81.01001955692016 59.0761959432004 0.162.021966
Fort Madison (IA3007)67 84.01021983732009, 1956 63.7762003, 1968461956 0.091.631964
GLENWOOD (IA3290)125 85.21021936651961 61.1771955, 1924451950 0.132.212017
GREENFIELD (IA3438)67 83.7971955, 1975701961 62.0741975, 2003461956 0.101.942017
GRINNELL-3-SW (IA3473)125 82.71001936, 1947711969 58.6741959421967 0.101.902007
GRUNDY-CENTER (IA3487)67 80.1961955, 2003681985 57.8731959422004 0.175.001966
GUTHRIE-CENTER (IA3509)125 83.6981900, 1955681961 59.7771959462012, 2004 0.144.852017
GUTTENBERG-L-AND-D-10 (IA3517)67 81.9971955692009 61.8761968462004 0.162.781966
HAMPTON-2-NW (IA3584)125 82.01031955691985, 1951 58.0761968412004 0.142.421924
HARLAN (IA3632)67 82.51001955671961 60.6742014, 1959481970 0.202.731966
HAWARDEN (IA3718)67 83.1971968681961 60.0771975432004 0.081.542007
Holstein (IA3909)67 83.0981983692009 61.0731968471956 0.223.222017
HUMBOLDT-2 (IA3980)67 81.01001955691990 58.7761959451970 0.101.381979
INDEPENDENCE-2-W (IA4049)67 81.4971955, 2003701951 57.5721968362004 0.224.351966
INDIANOLA-2-SSW (IA4063)125 84.11001936, 1955, 1947711921 61.2781975451981 0.092.901946
Iowa City (IA4101)125 84.01012003721990 61.1751983451956 0.071.121964
IOWA-FALLS (IA4142)67 81.11001955701966, 1965 58.4721974, 1975422004 0.172.521988
JEFFERSON (IA4228)67 82.7971975, 1959701961 60.4761959492012 0.151.321983
KEOKUK LOCK DAM 19 (IA4381)126 84.31892712004 63.01892491956 0.081.491977
KEOSAUQUA (IA4389)125 85.91031936701897 61.5761936431950 0.072.571910
KNOXVILLE (IA4502)67 83.31001983732009, 2016, 2000 62.3752003, 1983471956 0.090.981977
Lamoni (IA4585)67 83.31002003691965 62.1771983461956 0.121.101970
Le Claire L&D 14 (IA4705)67 82.0942003, 1983701990 63.7781972, 1955501956 0.153.501987
LEMARS (IA4735)125 83.2991983701966, 1990 59.6761947391925 0.132.752002
LOGAN (IA4894)125 85.01001936, 1955701961 60.3771916451950 0.132.401986
MANCHESTER-2 (IA5086)67 80.5991983691990, 1985 57.0721968, 1959382004 0.132.991966
MAQUOKETA-2-W (IA5131)125 82.2991936, 1947711951 58.8751968421940 0.112.301980
MARSHALLTOWN (IA5198)125 83.01021947711966, 1990 58.7751916, 1959441985, 1950 0.091.951964
MASON-CITY (IA5230)125 80.81021955661961 57.8771959402004 0.122.341979
Milford (IA5493)67 80.5971955651961 58.7711959, 1968392004 0.112.101974
MOUNT-AYR (IA5769)125 83.9982003712016 61.5781948451956 0.122.001933
MOUNT-PLEASANT (IA5796)67 83.61001983722009 61.5761983, 2003441956 0.091.502014
MUSCATINE (IA5837)67 83.6991983712009 62.2752003, 1983, 1968, 1955471956 0.062.041964
NEW-HAMPTON (IA5952)121 80.6971955, 1947671913 58.1751947402004 0.121.481964
NEWTON (IA5992)67 82.8992003731990, 2009, 2016 61.2751955, 1959481981 0.121.612007
NORTHWOOD (IA6103)67 79.0991955672016, 2004 57.8751959392004 0.151.841979
OAKLAND-2-E (IA6151)67 82.4981955661961 60.5741959431956 0.141.491964
OELWEIN-2-S (IA6200)67 80.3991955671951 58.5741968401956 0.164.441966
ONAWA (IA6243)125 84.81011955711966 60.7751913, 1916401939 0.111.601998
OSAGE (IA6305)67 79.41021955681951, 2004 58.7741959402004 0.111.541987
OSCEOLA-3-WSW (IA6316)67 83.31002003681966 60.7732003471981 0.132.161987
OSKALOOSA (IA6327)125 83.41002003, 1936, 1947711908 60.8741947, 1972441950 0.101.601977
Ottumwa (IA6389)122 84.61041936681965 62.8781913, 1900, 1983481950 0.081.551955
PERRY (IA6566)67 81.9981955671966 59.6751959461956 0.142.401998
POCAHONTAS (IA6719)67 81.01001955671961 58.2761959422004 0.162.471966
PRIMGHAR (IA6800)67 82.1971968651966 60.2721968382004 0.153.561974
RED-OAK (IA6940)67 84.91001975721993 61.4751955461956 0.121.392007
ROCK-RAPIDS (IA7147)125 82.7991947661990 57.7751968402004, 1925 0.091.641966
ROCKWELL-CITY (IA7161)125 82.61001947671961 59.0781900432004 0.152.121918
SAC-CITY (IA7312)67 81.41011955661961 58.9761959442004 0.181.671986
Sheldon (IA7594)67 80.9961968641961 57.7721968, 1959382004 0.121.591974
SHENANDOAH-1-NE (IA7613)67 85.31002003731961, 2016 62.9761955461956 0.111.662017
SIBLEY-5-NNE (IA7664)67 79.4951968, 1955651990 57.0741959412004 0.235.221979
SIDNEY (IA7669)67 84.71001975712016 63.1751955, 1987, 1959491956 0.121.441961
SIGOURNEY (IA7678)67 83.11012003741964, 2004 60.8741959481956 0.111.421998
SIOUX-CITY-WSO-AP (IA7708)129 83.8991955, 1947641961 61.1751918, 1968471939, 2004 0.104.281961
SIOUX-RAPIDS (IA7726)67 81.5991955641961 58.5721975441970, 2004 0.162.122007
Spencer (IA7844)123 82.4981947651945 58.3761926401897, 1925 0.132.222017
STORM-LAKE-2-E (IA7979)125 81.3981955691966, 1904, 1920 59.1741924, 1959422004 0.151.771966
TIPTON (IA8266)125 82.8991955701921 59.8741913422012 0.093.411987
TOLEDO (IA8296)67 81.1991983711964, 2016, 1985 58.4751959452004 0.111.101951
TRIPOLI-4-N (IA8339)67 80.41001955681985 57.6731968382004 0.223.451987
VINTON (IA8568)67 82.3971955702009, 1990 59.6751959442004 0.111.251951
Wapello (IA8668)120 83.81001936721907 61.5771900451950 0.071.521975
WASHINGTON (IA8688)125 84.21011936721907 61.5781983421950 0.051.251964
WATERLOO (IA8706)125 82.51001916691965 58.9751947392004 0.111.291920
WAUKON (IA8755)67 78.6961955, 2003681990 58.6751968402004 0.112.161980
WEBSTER-CITY (IA8806)125 83.01011947701966, 1990, 2016 58.4751959411908 0.135.201998
WILLIAMSBURG (IA9067)67 81.9962003, 1983721990 59.3751983451956 0.111.201975
WINTERSET (IA9132)67 82.5981955, 1983712009, 2016 59.8751959461970, 1956 0.091.712010
Iowa - Northwest Climate Division (IAC001)125 82.9971955, 1947691966 59.0741959432004 0.131.741979
Iowa - North Central Climate Division (IAC002)125 81.8971955, 1947691966 58.6741959412004 0.142.181979
Iowa - Northeast Climate Division (IAC003)125 81.7971955701990 58.4731968412004 0.121.621966
Iowa - West Central Climate Division (IAC004)125 84.0991955711961 60.1741959471925, 2004, 1939 0.131.632017
Iowa - Central Climate Division (IAC005)125 83.1991947732009, 1920, 1961, 2016 59.8741959461950 0.110.981966
Iowa - East Central Climate Division (IAC006)125 83.1991936731990, 1907 60.1731968, 1947451950 0.091.491987
Iowa - Southwest Climate Division (IAC007)125 85.2991936, 1955721961 61.3741924, 1959461950 0.121.441922
Iowa - South Central Climate Division (IAC008)125 84.61011936731897 61.4741924451950 0.110.991933, 1946
Iowa - Southeast Climate Division (IAC009)125 84.31021936742004, 1907 61.4751936451950 0.080.881964