NWS COOP Climatology for 20 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=8&day=20&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:
SHENANDOAH-1-NE (IA7613)106 85.41002003702004 62.5751998372011 0.192.691938
Iowa - Southwest Climate Division (IAC007)131 84.6991947682004 62.0751900, 1955401950 0.133.242018
Iowa Drought Region 4 - Southwest (IAD004)131 84.3991947682000, 2004 61.7751955401950 0.123.452018
Burlington Airport (IA1063)127 84.31011983, 1947701956, 1950 63.5751947411950 0.152.251936
Ottumwa (IA6389)128 84.21031947691956 62.6821900411950 0.164.542010
Iowa - South Central Climate Division (IAC008)131 84.2991947662015 62.0761962391950 0.111.442018
Allerton (IA0149)122 84.0991913, 1947652004 61.4721935, 1924, 1936, 1947411950 0.121.161925
Iowa - Southeast Climate Division (IAC009)131 84.01001947661967 62.1761955391950 0.121.061910
CHARITON (IA1394)129 84.01001947662015 60.2732003, 1900351950 0.131.971951
Lamoni (IA4585)127 83.9991914642000 62.0751983411950 0.153.502018
Donnellson (IA2299)87 83.91001983682015 61.4731968, 1947431950 0.091.562009
CENTERVILLE (IA1354)131 83.81021983662015 62.3741924, 1900401950 0.132.451969
Iowa Drought Region 5 - Southeast (IAD005)131 83.71001947662015 61.7751955391950 0.120.842018
CORNING (IA1833)131 83.5991913672004, 2015 60.7751900381950 0.174.272018
WINTERSET (IA9132)131 83.5991916632015 60.6751947401950 0.122.051969
COLUMBUS JUNCT 2 SSW (IA1731)123 83.51031983662015 61.6881947401950 0.131.671935
GUTHRIE-CENTER (IA3509)131 83.41001983652015 59.7751998, 1959391897 0.163.952019
Iowa - West Central Climate Division (IAC004)131 83.3991947681950 60.6751955391950 0.123.132018
SIOUX-CITY-WSO-AP (IA7708)135 83.11011947641890 61.2751947371950 0.162.122014
Sioux City Area (IATSUX)135 83.11011947641890 61.2751947371950 0.162.122014
OAKLAND-2-E (IA6151)105 83.0971947642000 60.6741998, 1942, 1947351950 0.176.462018
SIOUX CENTER 2 SE (IA7700)125 83.01001947691990 58.6741959401950 0.112.072007
Des Moines Airport (IA2203)146 83.01001983, 1947661930 63.1782023401950 0.142.772019
Des Moines Area (IATDSM)146 83.01001983, 1947661930 63.1782023401950 0.142.772019
LAMONI (IA4587)26 83.01002003732004 63.8732023542012 0.171.782018
Ida Grove Area (IATIDA)121 82.91001947672015 59.5751947371950 0.081.592018
Creston (IA1962)119 82.9991947652000 60.8731924391950 0.163.092018
RATHBUN DAM (IA6910)54 82.9991983652015 62.7751983471978 0.100.881996
Iowa Drought Region 1 - Northwest (IAD001)131 82.9991947682000, 1956 59.5741972, 1955371950 0.101.362018
AUDUBON (IA0385)131 82.9971955662015 59.6781947391950, 1897 0.123.102018
MAPLETON NO. 2 (IA5123)86 82.9982003652000 60.0761947361950 0.102.342018
Boone (IA0807)119 82.8991947, 1983652015, 1930 59.9761947401950 0.175.922007
Iowa Average (IA0000)131 82.8981947672015 60.3741955381950 0.131.312018
PERRY (IA6566)123 82.7981947672015, 2004 59.5731959, 1998361950 0.121.901958
Iowa - Central Climate Division (IAC005)131 82.6991947652015 60.2741900, 1955381950 0.141.612007
PRIMGHAR (IA6800)129 82.6981947671990 59.5721972, 1900, 1955381950 0.101.302007
AMES 5 SE (IA0203)124 82.51001947652015 61.1741959, 1900, 1955411950 0.163.891979
Iowa - East Central Climate Division (IAC006)131 82.5991983652015, 1967 60.3741955381950 0.141.391935
BEACONSFIELD (IA0536)73 82.5961955642000 61.2731955421991 0.153.162018
BATTLE CREEK 3NE (IA0512)14 82.4942023672015 58.9692021, 2023462015, 2012 0.251.592018
AMES-8-WSW (IA0200)131 82.4981947691950 59.7731998, 2023381950 0.162.021898
BURLINGTON (IA1060)59 82.31001983631967 63.3741972, 1968512012 0.121.531969
ROCK-RAPIDS (IA7147)131 82.31011955651990 57.9731959, 1955341950 0.132.311964
WATERLOO (IA8706)131 82.31011916661950 58.6741959, 1947, 2003331950 0.194.921966
Waterloo Area (IATALO)129 82.31011916661950 58.6741959, 1947, 2003331950 0.194.921966
TOLEDO (IA8296)130 82.31011983, 1947622015 58.7741900381950, 1897 0.162.421920
CHEROKEE (IA1442)102 82.2991947681950 58.4751947341950 0.070.872019
Ames Area (IATAME)131 82.2981947652015 59.2721928, 1959, 1900381950 0.162.021898
Spencer Area (IATSPW)129 82.2991947671990 58.0751959341950 0.163.501913
Iowa - Northwest Climate Division (IAC001)131 82.2971955, 1947671956 59.1731959, 1972, 1955371950 0.111.142018
Le Claire L&D 14 (IA4705)86 82.21011983672015 63.2771955461950 0.173.961979
MUSCATINE 2N (IA5844)26 82.2932005642015 63.0712007, 2003, 2023532004 0.171.332007
LITTLE SIOUX 2NW (IA4874)37 82.1952023722018, 1987 58.8721998442012 0.163.802018
POCAHONTAS (IA6719)120 82.1991983641930 58.6731998, 1959371950 0.121.952007
Iowa Drought Region 2 - Northcentral (IAD002)131 82.1971955, 1947662015 59.6741955381950 0.141.402018
DAVENPORT WFO (IA2070)13 82.1932023742015 63.6732023532012 0.230.802016
SIOUX CITY ANG (IA7702)27 82.0962023682000 60.0712007, 1998452012 0.161.802014
SIOUX-RAPIDS (IA7726)83 82.01021947651950 58.2761947341950 0.142.471979
Spencer (IA7844)129 82.0991947671990 57.9751959341950 0.173.501913
Emmetsburg (IA2689)131 82.0971947, 1955672015 59.0731900, 1959381950 0.131.991898
ALLISON (IA0157)110 81.91001947672015 59.1741959371950 0.255.242007
IOWA CITY MUNICIPAL AP (IA4106)80 81.81012003681956 61.6741968, 1955401950 0.151.862019
Cedar Rapids Area (IATCID)131 81.81001916, 1947681956, 1985 60.4751947381950 0.142.421969
BELLEVUE-L-AND-D-12 (IA0608)87 81.7981947642015 59.3741968361950 0.181.851996
DES MOINES WSFO-JOHNSTON (IA2209)30 81.7962003732009 62.9742023502012 0.221.552019
Iowa Drought Region 3 - Northeast (IAD003)131 81.6981983652015, 1967 59.3741955371950 0.151.772007
DECORAH-2-N (IA2110)131 81.6971955, 2003, 1916671907 57.6751955371950 0.113.251907
GUTTENBERG-L-AND-D-10 (IA3517)87 81.6981955681950 61.3781955411950 0.133.152007
CASCADE (IA1257)83 81.61021983642015 58.1721968351950 0.182.061990, 2007
GRUNDY-CENTER (IA3487)131 81.5981947642015 58.7741900, 1906371950 0.162.751898
AMES MUNICIPAL AP (IA0197)27 81.4952003732009, 2016 60.4742023462012 0.241.772018
FOREST-CITY (IA2977)130 81.4961916652015 57.9741959361950 0.132.021898
Iowa - North Central Climate Division (IAC002)131 81.2971955652015 58.7731955371950 0.161.802007
Spencer Airport (IAKSPW)29 81.2912021, 2003722004, 2000 58.4711998432004 0.100.782007
ANAMOSA 3 SSW (IA0214)13 81.2892021612015 58.2652016512012, 2020 0.120.922022
LOWDEN (IA4963)37 81.1972023712004 59.7692010472012 0.211.571990
STANLEY (IA7892)19 81.0892023652015 58.2642018, 2008472012, 2020 0.323.032007
Cedar Rapids Airport (IA1314)71 81.0981983681985, 1956 60.3731955471956 0.162.421969
Iowa - Northeast Climate Division (IAC003)131 81.0981983651967, 2015 58.5731955371950 0.152.072007
HOLSTEIN 5 NNW (IA3910)9 80.9912023692015 59.2672023482015 0.321.432018
MANCHESTER-2 (IA5086)102 80.81011983642015 57.7721955401950 0.202.621952
MASON CITY MUNICIPAL AP (IA5235)82 80.6961972681950 57.7731955351950 0.091.152018
MARSHALLTOWN MUNICIPAL AP (IA5199)27 80.6962003722016 60.5742023482012 0.221.672018
NEW-HAMPTON (IA5952)127 80.6961983, 2003682015, 1950 57.6711968, 1959, 1955, 2003361950 0.224.252007
Oelwein Area (IATOEL)101 80.6981947642015 57.9751947381950 0.162.352007
OELWEIN 1E (IA6199)18 80.6892021, 2023642015 60.1672021492012 0.202.352007
Milford (IA5493)104 80.4971955661990 59.0741959351950 0.132.122007
NORTHWOOD (IA6103)128 79.9951959, 1955612015 57.6731959361950 0.162.551920
SWEA CITY 4 W (IA8026)69 79.9971955651967 57.5741959401956 0.113.142007
Dubuque Airport (IA2367)73 79.6961955671985, 1977 59.7711959, 1980441967 0.212.361952
ESTHERVILLE MUNICIPAL AP (IA2725)28 78.4882021672004 58.1711998422004 0.191.512007