NWS COOP Climatology for 12 September

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=9&day=12&syear=1800&eyear=2025

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:
ANAMOSA 3 SSW (IA0214)13 76.2872021602014 53.1662019462014, 2017 0.172.112020
Donnellson (IA2299)87 79.2961939602020 55.4701938, 2019371955 0.101.382020
FAIRFIELD (IA2789)169 79.0991927591902, 2014 55.7721991, 1939351902 0.142.981928
KEOSAUQUA (IA4389)148 80.3981939592014 55.9731991351955 0.144.801928
MANCHESTER-2 (IA5086)103 76.2951927592014, 2006 51.9691927351975 0.131.932020
ALLISON (IA0157)110 76.41001939581950, 2020 52.7732000351975 0.091.112003
CASCADE (IA1257)83 76.2921952582014 51.3672019291955 0.112.142020
Iowa Average (IA0000)131 77.0941939, 1927, 1897572014, 1902 54.7701978, 1927331902 0.130.911928
BEACONSFIELD (IA0536)73 78.0952000572014 54.8701951, 2019381975 0.153.731972
BURLINGTON (IA1060)59 78.4951991572014 57.8731991431975, 2007 0.171.901970
CLARINDA (IA1533)159 79.2972000, 1939, 1906572014 54.2741939341902, 1955 0.224.281961
GREENFIELD (IA3438)134 78.1971939, 2000571898 55.2712019, 1939331902 0.203.811961
Iowa City (IA4101)168 79.0961927, 1897571902 55.3721991331955 0.132.171961
LEMARS (IA4735)148 76.8991939572003, 2014 52.2731931, 1939281902 0.152.251909
NEWTON (IA5992)155 77.8962000, 1939, 1927571989, 2014 55.1722019351902 0.132.742003
OELWEIN 1E (IA6199)18 74.6892021572006 52.2682019382007 0.151.142020
SHENANDOAH-1-NE (IA7613)106 80.4982000572014 55.8761939331940 0.163.271961
SIOUX CITY ANG (IA7702)27 78.1972012572020 53.8682005422014 0.090.922003
STANLEY (IA7892)19 75.2892005572006 50.6662019382007 0.191.592020
Iowa - Southeast Climate Division (IAC009)131 78.8961927, 1939571902 56.6711978361902 0.122.551928
Iowa Drought Region 2 - Northcentral (IAD002)131 76.1951939572014, 1902 53.7701978, 1927321902 0.131.391951
Iowa Drought Region 5 - Southeast (IAD005)131 78.4961927, 1939571902 56.1711978351902 0.131.821928
BELLEVUE-L-AND-D-12 (IA0608)87 76.6921984, 2000562014 53.4691947341955 0.121.752019
CEDAR-RAPIDS-1 (IA1319)142 77.3961927561902 55.1701978341955 0.122.051961
CENTERVILLE (IA1354)131 78.8981897562014 56.5731972, 1991, 1939381902, 1940 0.172.702003
CHEROKEE (IA1442)102 76.3971939562014 51.4711939281955 0.142.301982
GRINNELL-3-SW (IA3473)136 77.5961927561902 53.2721927351902 0.091.641961
HOLSTEIN 5 NNW (IA3910)9 75.4882021562020 52.8642019422015 0.110.912019
KEOKUK LOCK DAM 19 (IA4381)170 79.2972013561902 58.7741938, 1927, 1939431902 0.162.451928
MOUNT-PLEASANT (IA5796)160 79.2981927561902 56.0731939351955 0.152.971928
MUSCATINE (IA5837)185 78.8971991561902 56.1721978, 2019, 1991351902 0.121.681936
MUSCATINE 2N (IA5844)26 79.5972000562014 57.2722005462007 0.100.722020
PERRY (IA6566)123 77.5982000562014 53.1731927321955 0.151.851961
RED-OAK (IA6940)152 79.2982000561898 55.2742019331940 0.183.721972
SIOUX CENTER 2 SE (IA7700)125 76.7981939562014, 2020 51.8712005, 1931301902 0.152.231909
WILLIAMSBURG (IA9067)145 77.9962000561902 53.6701978311955 0.122.221943
Iowa - West Central Climate Division (IAC004)131 77.2971939562014 54.3751939311902 0.131.901951
Iowa - Central Climate Division (IAC005)131 77.0961939561902 54.6701978, 1927, 1939341902 0.121.332003
Iowa - Southwest Climate Division (IAC007)131 78.7971939562014 55.8761939331902 0.151.441972
Iowa - South Central Climate Division (IAC008)131 78.5971939562014 56.2711978, 1939351902 0.151.951949
Iowa Drought Region 4 - Southwest (IAD004)131 78.4971939562014 55.4761939321902 0.151.261972
Ames Area (IATAME)131 76.9992000, 1927562014, 1898 53.5711939341902, 1955 0.152.221961
Allerton (IA0149)122 78.9981939552014 55.5701915, 2019, 1938, 1909, 1991, 1927361902 0.192.781949
AMES-8-WSW (IA0200)131 77.0991927552014 54.0711939341902, 1955 0.152.221961
BATTLE CREEK 3NE (IA0512)15 77.9932012552014 51.5642019392015, 2022 0.060.412014
BELLE-PLAINE (IA0600)135 76.9971927551902 53.7692019, 1978321955 0.122.791961
Boone (IA0807)119 77.9991939552014 53.2741939321975 0.152.131949
Burlington Airport (IA1063)127 78.8981927552014 57.1721938, 1991, 1927391955 0.173.921928
COLUMBUS JUNCT 2 SSW (IA1731)123 78.5951927551902 55.8711927311955 0.165.002008
CORNING (IA1833)131 78.0971939551898 53.7751939321902 0.174.001972
Creston (IA1962)119 77.9982000552014 54.5721939381975, 1940 0.163.301961
Le Claire L&D 14 (IA4705)86 77.4942000, 1939552014 57.8721978421975, 1940 0.101.931949
LITTLE SIOUX 2NW (IA4874)37 78.8982012552014 52.5692005402015, 2007, 2022 0.091.302019
LOGAN (IA4894)158 78.31011939552014 53.9781927301902 0.172.881949
MAPLETON NO. 2 (IA5123)86 76.9981939551989 53.2781939321940 0.263.341982
MAQUOKETA-2-W (IA5131)167 76.9951927552014 52.9691895, 1927321902 0.153.032006
MOUNT-AYR (IA5769)132 78.0991897551898 54.8731939341902 0.204.681949
OSKALOOSA (IA6327)148 78.3971897, 2000551902 55.3741939341955 0.121.571928
POCAHONTAS (IA6719)120 76.3971927, 1939552014 51.7721939341940 0.141.621977
PRIMGHAR (IA6800)129 76.3981939552014 52.5712005, 1931301902 0.151.831979
SANBORN (IA7386)142 74.6941939, 1931, 1897552020, 2003, 2014 51.3691931301902 0.162.101909
SIBLEY-5-NNE (IA7664)145 75.2971939552014, 1898 50.3711931271940 0.122.001979
TOLEDO (IA8296)130 77.0961939, 1927551902 53.1692019311902 0.112.062020
VINTON (IA8568)155 77.1961927552006 53.6701927331955 0.101.572020
WASHINGTON (IA8688)163 79.3961927, 2000, 1939551902 55.4711991, 1927341902 0.081.651928
WINTERSET (IA9132)131 77.6972000552014, 1898 54.4751939311955 0.144.311961
Iowa - Northwest Climate Division (IAC001)131 75.8961939551964 52.9701927, 1931301902 0.131.511909
Iowa - North Central Climate Division (IAC002)131 75.2932012, 1927551902 53.0701927331902 0.131.641932
Iowa - East Central Climate Division (IAC006)131 77.2951927551902 55.4691978, 1927351902 0.111.492020
Iowa Drought Region 1 - Northwest (IAD001)131 76.5971939551964 53.1701931, 1939301902 0.131.391909
Spencer Airport (IAKSPW)29 77.1941998552014 50.6712005342014 0.101.502019
Ida Grove Area (IATIDA)121 77.2981939552014 53.0751939331955 0.133.321982
ATLANTIC-1-NE (IA0364)148 78.4971939542014, 1989 53.0741939281902, 1955 0.174.661972
CARROLL-2-SSW (IA1233)135 77.0971897, 1939541989, 2014 52.6751939291902 0.121.591909
CLINTON-1 (IA1635)166 77.8951931, 1939542014 55.7731978351902 0.152.781925
Des Moines Airport (IA2203)146 76.7961927542014 56.3771939371902 0.134.421961
DUBUQUE-LOCK-AND-DAM (IA2364)151 75.1951927541902 56.1741895361902 0.133.102019
Elkader 6SSW (Osborn) (IA2603)136 76.7961927541902 50.9691927291955 0.142.591961
Emmetsburg (IA2689)131 75.7961939541974 52.4701927321902 0.162.611978
Estherville 4E (IA2724)135 75.1971948542014 50.3691927341902, 1940 0.152.751951
ESTHERVILLE MUNICIPAL AP (IA2725)28 74.7921998542014 50.2662005342007 0.060.662019
FOREST-CITY (IA2977)130 74.6951939542014 51.7701927321902 0.132.071909
Fort Madison (IA3007)136 78.8971897542014 58.0751991361975 0.143.591928
GUTHRIE-CENTER (IA3509)131 77.71001927542014 53.4751939311902 0.131.562003
JEFFERSON (IA4228)135 77.5982000541989 53.4731939321902 0.161.781943
Lamoni (IA4585)127 78.4971897, 2000541989 55.8732019, 1939381902, 1955 0.256.381949
OAKLAND-2-E (IA6151)105 78.5971939542014 54.2761939321940 0.162.701961
OSCEOLA-3-WSW (IA6316)142 78.7962000, 1897, 1939542014 55.4751897351902 0.152.651972
RATHBUN DAM (IA6910)55 79.3952000542014 55.6712019411975 0.162.552003
ROCK-RAPIDS (IA7147)131 76.0991939542014 50.7721931301902, 1940 0.122.101909
SWEA CITY 4 W (IA8026)69 76.4932012542014, 1989 51.2702005331975, 1955 0.151.981982
Iowa - Northeast Climate Division (IAC003)131 75.1941927541902 53.5691927331902 0.131.362020
Iowa Drought Region 3 - Northeast (IAD003)131 76.0941927541902 54.1691927341902 0.121.272020
Des Moines Area (IATDSM)146 76.7961927542014 56.3771939371902 0.134.421961
AMES MUNICIPAL AP (IA0197)27 78.0911998532014 51.7662005362007 0.060.682008
AMES 5 SE (IA0203)124 76.8992000531989 54.7701991, 1978, 1939, 1927341902 0.132.631961
AUDUBON (IA0385)131 76.9961939532014 52.7741939301902, 1955 0.182.381974
DAVENPORT WFO (IA2070)13 76.5912019532014 55.7692021, 2019372014 0.211.642019
DES MOINES WSFO-JOHNSTON (IA2209)31 78.2921998532014 55.6712005392014 0.061.182008
FORT-DODGE (IA2999)173 76.11001939531989 52.3721939291902 0.134.931938
GRUNDY-CENTER (IA3487)131 76.2972000531902 52.3691927321902 0.101.532020
MARSHALLTOWN (IA5198)148 77.6981927531989 52.8721927311955 0.132.041961
MARSHALLTOWN MUNICIPAL AP (IA5199)27 76.9921998532014 52.4692005362007 0.070.762008
Ottumwa (IA6389)128 78.5971939, 1897532014 56.3731978351940 0.141.951928
SAC-CITY (IA7312)154 76.0981939531898 52.6741939321902 0.121.872003
SIOUX-CITY-WSO-AP (IA7708)135 75.9971939531974, 1890 53.7771939331902 0.111.721943
SIOUX-RAPIDS (IA7726)83 75.8931948532014 51.0682005321955 0.163.171951
WATERLOO (IA8706)131 76.3971927532014, 1989 52.8702005321955 0.143.051978
WEBSTER-CITY (IA8806)154 76.6991939531989 52.4701939311955 0.133.351938
Waterloo Area (IATALO)129 76.2971927532014, 1989 52.9702005321955 0.143.051978
Sioux City Area (IATSUX)135 75.9971939531890, 1974 53.7771939331902 0.111.721943
ALGONA (IA0133)163 75.1981939521989 52.6721927331955 0.111.981932
DECORAH-2-N (IA2110)131 75.4961931521902 52.4691927281955 0.121.611991
FAYETTE (IA2864)136 75.21011927521902 51.2681927271902 0.081.652020
GUTTENBERG-L-AND-D-10 (IA3517)87 75.9941939522014 55.4691982381975 0.144.072019
IOWA CITY MUNICIPAL AP (IA4106)80 76.7941952522014 54.9712019391975 0.112.041949
IOWA-FALLS (IA4142)160 75.9981927521902 51.5701927321902 0.091.981938
LAMONI (IA4587)26 77.6921998522014 55.7672019, 2005402014 0.204.232008
MASON CITY MUNICIPAL AP (IA5235)82 74.3951998522014 50.9682005342007 0.185.201978
NORTHWOOD (IA6103)128 73.6921931, 2000, 1939521902 51.0671927351902 0.122.701991
OSAGE (IA6305)158 74.7962000521902 52.3701927341955 0.091.901991
Postville (IA6766)133 73.8941927521989 52.7691982, 1927331902 0.153.121991
SIGOURNEY (IA7678)148 78.4971927521902 55.3712019341902 0.121.561928
Spencer (IA7844)129 74.8981939521989 51.0751927301902 0.152.231982
STORM-LAKE-2-E (IA7979)147 75.2951939, 1998521902 52.6741939321902 0.132.301951
Oelwein Area (IATOEL)101 76.0951939, 1927521989 53.2701927301955 0.121.971961
Spencer Area (IATSPW)129 75.1981939521989 51.0751927301902 0.152.231982
Cedar Rapids Airport (IA1314)71 76.1921991, 1962, 1984512014 53.7691962361975 0.152.601961
DENISON (IA2171)149 76.1971939512014 53.6751939291902 0.142.491951
HAMPTON-2-NW (IA3584)147 76.0971927511902 51.8701927281955 0.092.801932
LOWDEN (IA4963)37 78.9962000512014 53.8691991352014, 2007 0.110.942008
MASON-CITY (IA5230)137 75.2951927511902 50.8721927301955 0.123.501978
Milford (IA5493)104 74.6971948511989 52.0701927, 1931341975 0.142.421982
NEW-HAMPTON (IA5952)127 74.1961939512015 52.0681927321902 0.132.471932
Cedar Rapids Area (IATCID)131 76.5961927512014 54.6691947, 1962, 1927361975 0.152.601961
CHARITON (IA1394)129 78.7972000, 1939, 2013, 1927501902 54.1751939321955 0.163.301972
CHARLES-CITY (IA1402)148 74.6951939492014 52.2711927321902, 1955 0.081.051932
SPIRIT LAKE (IA7859)145 74.4981895491974 53.2711895311902 0.131.881951
Dubuque Airport (IA2367)73 74.1891984, 1952482014 52.9662008382014, 2007, 1955 0.244.371961
Dubuque Area (IATDBQ)151 74.0951927482014 54.3741895361902 0.174.371961