NWS COOP Climatology for 01 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=1&syear=1800&eyear=2025
Station | Years | High Temperature [F] | Low Temperature [F] | Precipitation [inch] | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Avg: | Max: | Year: | Min: | Year: | Avg: | Max: | Year: | Min: | Year: | Avg: | Max: | Year: | ||||
DAVENPORT WFO (IA2070) | 13 | 81.7 | 90 | 2015 | 72 | 2017 | 61.5 | 72 | 2018 | 52 | 2017 | 0.15 | 1.50 | 2018 | ||
ANAMOSA 3 SSW (IA0214) | 13 | 80.8 | 89 | 2011 | 71 | 2021 | 56.5 | 65 | 2013 | 48 | 2022 | 0.12 | 0.92 | 2014 | ||
AMES MUNICIPAL AP (IA0197) | 27 | 81.9 | 94 | 2011 | 70 | 2009 | 56.9 | 71 | 2011 | 42 | 2009 | 0.11 | 2.47 | 2018 | ||
DES MOINES WSFO-JOHNSTON (IA2209) | 31 | 81.6 | 95 | 2011 | 70 | 2020, 2009 | 60.8 | 74 | 2011 | 50 | 2009, 2005 | 0.07 | 1.85 | 2018 | ||
LAMONI (IA4587) | 26 | 81.7 | 93 | 2011 | 69 | 2020 | 61.0 | 73 | 2011 | 50 | 2009 | 0.11 | 2.13 | 2018 | ||
MARSHALLTOWN MUNICIPAL AP (IA5199) | 27 | 80.9 | 94 | 2011 | 69 | 2009 | 57.8 | 71 | 2011 | 43 | 2009 | 0.08 | 1.84 | 2018 | ||
Spencer Airport (IAKSPW) | 29 | 82.4 | 92 | 2022 | 69 | 2000 | 56.7 | 70 | 2011 | 40 | 2009 | 0.02 | 0.52 | 1997 | ||
CLINTON-1 (IA1635) | 166 | 82.1 | 103 | 1913 | 67 | 1935 | 59.3 | 72 | 1973, 2000 | 42 | 1949, 1967 | 0.15 | 3.52 | 2018 | ||
Donnellson (IA2299) | 87 | 82.7 | 99 | 1953 | 67 | 1974 | 59.7 | 73 | 2000 | 41 | 1949 | 0.15 | 2.20 | 2003 | ||
ESTHERVILLE MUNICIPAL AP (IA2725) | 28 | 79.4 | 91 | 2011 | 67 | 2000 | 55.9 | 70 | 2011 | 40 | 2009 | 0.04 | 0.67 | 1997 | ||
GUTTENBERG-L-AND-D-10 (IA3517) | 87 | 80.5 | 96 | 1984 | 67 | 1974 | 59.2 | 73 | 2000, 1953 | 38 | 1949 | 0.12 | 1.93 | 1972 | ||
OELWEIN 1E (IA6199) | 18 | 79.8 | 90 | 2012 | 67 | 2009 | 57.2 | 66 | 2010 | 44 | 2009 | 0.20 | 1.86 | 2010 | ||
BATTLE CREEK 3NE (IA0512) | 15 | 81.7 | 92 | 2013 | 66 | 2019 | 56.9 | 67 | 2018 | 45 | 2009 | 0.07 | 0.52 | 2013 | ||
BURLINGTON (IA1060) | 59 | 81.8 | 101 | 2000 | 66 | 1974 | 61.5 | 75 | 2000 | 44 | 1967 | 0.16 | 2.85 | 1980 | ||
Burlington Airport (IA1063) | 127 | 83.2 | 100 | 2000 | 66 | 1924, 1974 | 61.8 | 75 | 1937 | 40 | 1949 | 0.14 | 2.85 | 1980 | ||
GUTHRIE-CENTER (IA3509) | 131 | 82.4 | 99 | 1913 | 66 | 1951, 1935, 2009, 1974 | 57.6 | 82 | 2015 | 40 | 2009, 1949 | 0.10 | 2.04 | 1926 | ||
HOLSTEIN 5 NNW (IA3910) | 9 | 78.6 | 86 | 2022 | 66 | 2019 | 57.6 | 66 | 2018 | 51 | 2020 | 0.06 | 0.36 | 2019 | ||
LITTLE SIOUX 2NW (IA4874) | 37 | 82.4 | 95 | 1990 | 66 | 1994 | 57.7 | 68 | 1990 | 40 | 2009 | 0.10 | 1.73 | 2014 | ||
STANLEY (IA7892) | 19 | 78.9 | 89 | 2012 | 66 | 2019 | 54.5 | 66 | 2010 | 40 | 2009 | 0.22 | 1.85 | 2010 | ||
CASCADE (IA1257) | 83 | 79.5 | 98 | 1953 | 65 | 1994, 1974 | 55.6 | 71 | 1973 | 36 | 1949 | 0.10 | 2.00 | 1989 | ||
Le Claire L&D 14 (IA4705) | 86 | 80.6 | 97 | 1953 | 65 | 2003 | 61.6 | 75 | 1953 | 44 | 1949 | 0.13 | 3.00 | 1989 | ||
BELLEVUE-L-AND-D-12 (IA0608) | 87 | 80.4 | 98 | 1953, 1984 | 64 | 1974 | 57.6 | 74 | 1973, 2000 | 38 | 1949 | 0.08 | 3.20 | 1989 | ||
FAIRFIELD (IA2789) | 169 | 83.3 | 103 | 1953 | 64 | 1974 | 60.0 | 80 | 1913 | 39 | 1949 | 0.15 | 3.29 | 1931 | ||
Fort Madison (IA3007) | 136 | 83.5 | 102 | 1913 | 64 | 1935 | 62.3 | 80 | 1899 | 42 | 1949 | 0.15 | 2.49 | 1931 | ||
IOWA CITY MUNICIPAL AP (IA4106) | 80 | 80.6 | 98 | 1953, 2011 | 64 | 1974 | 59.5 | 74 | 1953 | 36 | 1949 | 0.09 | 1.21 | 2018 | ||
MAPLETON NO. 2 (IA5123) | 86 | 81.3 | 94 | 1970, 1953 | 64 | 1974, 1951, 2019 | 58.1 | 74 | 1953 | 36 | 1949 | 0.07 | 1.54 | 2013 | ||
Ottumwa (IA6389) | 128 | 83.1 | 103 | 1911 | 64 | 1974 | 60.8 | 76 | 1942, 1953 | 42 | 1949 | 0.12 | 3.70 | 1931 | ||
Oelwein Area (IATOEL) | 101 | 79.4 | 96 | 1984, 1937 | 64 | 1974 | 56.7 | 72 | 1929 | 37 | 1955 | 0.15 | 2.55 | 1923 | ||
Cedar Rapids Airport (IA1314) | 71 | 80.5 | 98 | 1953 | 63 | 1974 | 58.2 | 72 | 1973, 1953 | 44 | 1967 | 0.05 | 0.88 | 2018 | ||
CENTERVILLE (IA1354) | 131 | 83.4 | 103 | 1913 | 63 | 1935, 2003 | 60.6 | 75 | 2000 | 39 | 1949 | 0.16 | 3.56 | 1914 | ||
Dubuque Airport (IA2367) | 73 | 78.1 | 95 | 1984, 1953 | 63 | 1974, 1951 | 57.4 | 72 | 1973 | 42 | 1967 | 0.08 | 2.15 | 2018 | ||
GRUNDY-CENTER (IA3487) | 131 | 80.4 | 99 | 1913 | 63 | 1935 | 56.3 | 70 | 1937, 1913 | 35 | 1949 | 0.16 | 3.16 | 1931 | ||
LOWDEN (IA4963) | 37 | 80.9 | 95 | 2011 | 63 | 2003 | 57.0 | 72 | 2000 | 40 | 2009 | 0.20 | 4.04 | 2018 | ||
MANCHESTER-2 (IA5086) | 103 | 79.7 | 96 | 1953, 2000, 1922 | 63 | 1935 | 56.2 | 71 | 1973, 2000 | 36 | 1967 | 0.15 | 2.84 | 1989 | ||
MAQUOKETA-2-W (IA5131) | 167 | 81.1 | 97 | 1922, 1913 | 63 | 2003, 1935 | 56.7 | 72 | 1973, 2000 | 39 | 1949, 1901 | 0.12 | 2.67 | 1989 | ||
MOUNT-PLEASANT (IA5796) | 160 | 83.4 | 101 | 1953 | 63 | 1935 | 60.0 | 74 | 2000 | 41 | 1949 | 0.14 | 2.30 | 2010 | ||
MUSCATINE (IA5837) | 185 | 83.0 | 100 | 1953, 1913 | 63 | 1935 | 60.0 | 74 | 2000, 1953 | 42 | 1949 | 0.15 | 2.38 | 1931 | ||
NEW-HAMPTON (IA5952) | 127 | 79.3 | 99 | 1913 | 63 | 1974, 1935 | 56.2 | 70 | 1898 | 28 | 1949 | 0.17 | 2.46 | 1969 | ||
RATHBUN DAM (IA6910) | 55 | 81.3 | 96 | 2000 | 63 | 2004 | 60.2 | 74 | 2000 | 47 | 1987 | 0.16 | 2.06 | 1980 | ||
SHENANDOAH-1-NE (IA7613) | 106 | 84.7 | 102 | 1922 | 63 | 1974 | 60.7 | 76 | 1984 | 38 | 1949 | 0.13 | 2.68 | 1979 | ||
SIOUX CITY ANG (IA7702) | 27 | 82.6 | 102 | 2012 | 63 | 2019 | 58.8 | 67 | 2013 | 45 | 2009 | 0.10 | 1.15 | 2014 | ||
WEBSTER-CITY (IA8806) | 154 | 81.2 | 99 | 1913 | 63 | 1974 | 56.2 | 72 | 1942 | 34 | 1949 | 0.09 | 1.80 | 1906 | ||
WINTERSET (IA9132) | 131 | 82.8 | 99 | 1931 | 63 | 1935 | 59.1 | 77 | 1984 | 35 | 1967 | 0.12 | 1.70 | 2018 | ||
Iowa - Northwest Climate Division (IAC001) | 131 | 81.0 | 98 | 1913 | 63 | 1935 | 57.7 | 75 | 1953 | 38 | 1949 | 0.08 | 1.47 | 1933 | ||
Iowa - North Central Climate Division (IAC002) | 131 | 79.9 | 98 | 1913 | 63 | 1935 | 57.4 | 74 | 1953 | 37 | 1949 | 0.11 | 1.18 | 1923 | ||
Iowa - Northeast Climate Division (IAC003) | 131 | 79.8 | 98 | 1913 | 63 | 1958, 1935 | 57.7 | 74 | 1953 | 38 | 1949 | 0.13 | 1.91 | 2010 | ||
Iowa - East Central Climate Division (IAC006) | 131 | 81.6 | 99 | 1913 | 63 | 1935 | 59.4 | 75 | 1953 | 40 | 1949 | 0.15 | 1.65 | 1989 | ||
Iowa - Southeast Climate Division (IAC009) | 131 | 83.1 | 101 | 1913 | 63 | 1935 | 60.8 | 76 | 1953 | 40 | 1949 | 0.17 | 2.91 | 1989 | ||
Iowa Drought Region 3 - Northeast (IAD003) | 131 | 80.6 | 99 | 1913 | 63 | 1935 | 58.3 | 74 | 1953 | 39 | 1949 | 0.14 | 1.61 | 2010 | ||
Iowa Average (IA0000) | 131 | 81.8 | 99 | 1913 | 62 | 1935 | 59.1 | 75 | 1953 | 39 | 1949 | 0.12 | 1.15 | 2010 | ||
ALGONA (IA0133) | 163 | 79.7 | 97 | 1911, 1913 | 62 | 1935, 1951 | 57.5 | 73 | 1899, 1898 | 39 | 1974 | 0.08 | 1.86 | 2014 | ||
Allerton (IA0149) | 122 | 83.0 | 101 | 1913 | 62 | 1935, 2003 | 59.7 | 71 | 1937, 1984, 1913 | 39 | 1949 | 0.14 | 2.21 | 2010 | ||
ALLISON (IA0157) | 110 | 80.6 | 95 | 1953 | 62 | 1935 | 57.0 | 74 | 1990 | 35 | 1949 | 0.10 | 1.60 | 1936 | ||
AMES 5 SE (IA0203) | 124 | 81.4 | 99 | 1913 | 62 | 1935 | 59.1 | 73 | 2016, 1960 | 41 | 1949 | 0.14 | 3.35 | 2010 | ||
BEACONSFIELD (IA0536) | 73 | 81.5 | 98 | 1953 | 62 | 2003, 1974 | 58.8 | 72 | 1953 | 41 | 1992 | 0.20 | 4.65 | 2018 | ||
BELLE-PLAINE (IA0600) | 135 | 81.4 | 100 | 1913 | 62 | 1974, 1909 | 57.5 | 71 | 1937 | 37 | 1949 | 0.14 | 3.26 | 2018 | ||
CHEROKEE (IA1442) | 102 | 81.1 | 95 | 1922 | 62 | 1935, 1951 | 56.4 | 72 | 1973 | 36 | 1967, 1949, 1955 | 0.12 | 4.97 | 1926 | ||
COLUMBUS JUNCT 2 SSW (IA1731) | 123 | 82.7 | 101 | 1953 | 62 | 1935 | 59.5 | 74 | 1913 | 39 | 1967, 1955 | 0.14 | 2.92 | 1931 | ||
CORNING (IA1833) | 131 | 82.5 | 101 | 1913 | 62 | 2003 | 59.0 | 77 | 1913 | 39 | 1949 | 0.19 | 5.00 | 1914 | ||
Estherville 4E (IA2724) | 135 | 80.3 | 97 | 1922, 1953 | 62 | 1909 | 55.1 | 72 | 1953 | 37 | 1974, 1949 | 0.07 | 1.50 | 1931 | ||
FAYETTE (IA2864) | 136 | 80.0 | 100 | 1913 | 62 | 1935 | 55.6 | 80 | 1900 | 32 | 1949 | 0.16 | 2.24 | 1931 | ||
JEFFERSON (IA4228) | 135 | 82.0 | 101 | 1911 | 62 | 1935 | 58.3 | 78 | 1913 | 39 | 1949 | 0.10 | 1.76 | 1926 | ||
LEMARS (IA4735) | 148 | 82.4 | 98 | 1894 | 62 | 1935, 1974 | 57.8 | 76 | 1913 | 37 | 1949 | 0.07 | 2.46 | 1933 | ||
MARSHALLTOWN (IA5198) | 148 | 81.9 | 101 | 1913 | 62 | 1935 | 57.2 | 73 | 1953 | 36 | 1949 | 0.13 | 3.46 | 1926 | ||
MASON-CITY (IA5230) | 137 | 79.6 | 98 | 1984 | 62 | 1952, 1935 | 55.6 | 72 | 1942 | 33 | 1949 | 0.11 | 1.75 | 1923 | ||
MUSCATINE 2N (IA5844) | 26 | 81.2 | 97 | 2000 | 62 | 2003 | 60.1 | 75 | 2000 | 47 | 2009 | 0.13 | 1.02 | 2010 | ||
OAKLAND-2-E (IA6151) | 105 | 82.5 | 100 | 1922 | 62 | 1974, 1935 | 58.9 | 79 | 1937 | 33 | 1949 | 0.10 | 2.87 | 1924 | ||
OSCEOLA-3-WSW (IA6316) | 142 | 83.6 | 101 | 1937 | 62 | 1974 | 59.3 | 74 | 1913 | 42 | 1949 | 0.15 | 3.87 | 2018 | ||
PERRY (IA6566) | 123 | 81.9 | 99 | 2000 | 62 | 1935 | 57.6 | 71 | 1942 | 37 | 1967, 1949 | 0.13 | 1.65 | 2014 | ||
Postville (IA6766) | 133 | 78.4 | 95 | 1913 | 62 | 1951 | 56.9 | 73 | 1953 | 38 | 1909 | 0.16 | 3.12 | 1897 | ||
PRIMGHAR (IA6800) | 129 | 81.7 | 98 | 1913 | 62 | 1935, 1974 | 57.7 | 71 | 1942, 1960 | 38 | 1949 | 0.07 | 1.90 | 1933 | ||
ROCK-RAPIDS (IA7147) | 131 | 81.2 | 99 | 1913 | 62 | 1951 | 56.2 | 75 | 1913 | 33 | 1893 | 0.09 | 6.41 | 1933 | ||
SIGOURNEY (IA7678) | 148 | 83.0 | 99 | 1913 | 62 | 2003 | 59.8 | 74 | 1975, 1973 | 40 | 1949 | 0.13 | 2.55 | 1931 | ||
SWEA CITY 4 W (IA8026) | 69 | 78.5 | 91 | 1960 | 62 | 1994, 1974 | 55.6 | 71 | 1960 | 40 | 1974, 2009 | 0.07 | 1.25 | 1971 | ||
VINTON (IA8568) | 155 | 81.8 | 99 | 1913 | 62 | 1935 | 57.7 | 71 | 1957, 1898, 2011 | 34 | 1949 | 0.13 | 1.74 | 1897 | ||
WILLIAMSBURG (IA9067) | 145 | 81.9 | 100 | 1913 | 62 | 1935 | 57.9 | 71 | 1957, 1973, 1898, 2000 | 39 | 1967 | 0.14 | 2.09 | 2010 | ||
Iowa - Central Climate Division (IAC005) | 131 | 81.7 | 99 | 1913 | 62 | 1935 | 59.0 | 76 | 1953 | 38 | 1949 | 0.12 | 1.67 | 2010 | ||
Iowa - South Central Climate Division (IAC008) | 131 | 83.1 | 100 | 1913 | 62 | 1935 | 60.7 | 76 | 1953 | 39 | 1949 | 0.15 | 1.79 | 2018 | ||
Iowa Drought Region 1 - Northwest (IAD001) | 131 | 81.7 | 99 | 1913 | 62 | 1935 | 58.1 | 75 | 1953 | 38 | 1949 | 0.09 | 1.94 | 1933 | ||
Iowa Drought Region 2 - Northcentral (IAD002) | 131 | 80.9 | 98 | 1913 | 62 | 1935 | 58.2 | 75 | 1953 | 38 | 1949 | 0.10 | 1.21 | 2014 | ||
Iowa Drought Region 5 - Southeast (IAD005) | 131 | 82.9 | 100 | 1913 | 62 | 1935 | 60.5 | 76 | 1953 | 39 | 1949 | 0.15 | 2.05 | 1931 | ||
AMES-8-WSW (IA0200) | 131 | 81.9 | 101 | 1913 | 61 | 1935 | 58.2 | 72 | 1984 | 37 | 1949 | 0.10 | 2.96 | 2010 | ||
AUDUBON (IA0385) | 131 | 81.4 | 96 | 1953, 1911 | 61 | 1974 | 57.8 | 74 | 1913 | 38 | 1949, 1955 | 0.11 | 2.00 | 1926 | ||
CHARITON (IA1394) | 129 | 83.1 | 101 | 1913 | 61 | 1935 | 58.2 | 71 | 1922 | 33 | 1949 | 0.17 | 2.72 | 1931 | ||
CHARLES-CITY (IA1402) | 148 | 79.5 | 97 | 1953 | 61 | 1924 | 56.8 | 71 | 1960, 1937, 1953 | 38 | 1949 | 0.12 | 2.91 | 1923 | ||
DECORAH-2-N (IA2110) | 131 | 80.5 | 100 | 1913 | 61 | 1974 | 55.7 | 73 | 1973, 1898 | 33 | 1949 | 0.12 | 2.24 | 1897 | ||
Elkader 6SSW (Osborn) (IA2603) | 136 | 81.4 | 99 | 1984, 1913 | 61 | 1951 | 54.9 | 72 | 1973 | 34 | 1949 | 0.16 | 2.20 | 1897 | ||
FORT-DODGE (IA2999) | 173 | 81.2 | 99 | 1911 | 61 | 1935 | 56.9 | 72 | 1942 | 37 | 1949 | 0.10 | 2.20 | 1923, 1931 | ||
GREENFIELD (IA3438) | 134 | 82.4 | 100 | 1913 | 61 | 1974, 1935 | 59.5 | 75 | 1913 | 38 | 1949 | 0.12 | 1.75 | 2018 | ||
GRINNELL-3-SW (IA3473) | 136 | 81.7 | 100 | 1913 | 61 | 1935 | 57.4 | 73 | 1898 | 33 | 1949 | 0.15 | 3.00 | 2018 | ||
MOUNT-AYR (IA5769) | 132 | 82.9 | 101 | 1913 | 61 | 1935 | 59.5 | 75 | 1913 | 37 | 1949 | 0.17 | 4.00 | 2018 | ||
NEWTON (IA5992) | 155 | 82.4 | 100 | 1913 | 61 | 1935 | 59.4 | 73 | 1957, 1953 | 39 | 1949 | 0.14 | 3.25 | 2010 | ||
NORTHWOOD (IA6103) | 128 | 78.6 | 95 | 1913, 2011 | 61 | 1974 | 55.8 | 71 | 1960 | 35 | 1949 | 0.10 | 2.40 | 1897 | ||
OSAGE (IA6305) | 158 | 79.2 | 97 | 1913 | 61 | 1974 | 56.7 | 70 | 1942, 1937, 1898 | 39 | 1949 | 0.15 | 2.88 | 1897 | ||
OSKALOOSA (IA6327) | 148 | 82.8 | 100 | 1953 | 61 | 1935 | 59.0 | 74 | 1913 | 38 | 1949 | 0.16 | 2.99 | 1931 | ||
RED-OAK (IA6940) | 152 | 83.9 | 101 | 1913 | 61 | 1935 | 59.7 | 75 | 1913 | 34 | 1949 | 0.15 | 2.50 | 1926 | ||
WASHINGTON (IA8688) | 163 | 83.1 | 100 | 1984, 1953 | 61 | 1935 | 59.5 | 74 | 2000 | 38 | 1949 | 0.15 | 2.94 | 2010 | ||
WATERLOO (IA8706) | 131 | 81.3 | 100 | 1913 | 61 | 1935 | 57.0 | 72 | 1973, 1898 | 36 | 1967, 1949 | 0.12 | 3.23 | 2018 | ||
Iowa - West Central Climate Division (IAC004) | 131 | 82.3 | 99 | 1913 | 61 | 1935 | 59.2 | 75 | 1953 | 39 | 1949 | 0.11 | 1.72 | 1926 | ||
Iowa - Southwest Climate Division (IAC007) | 131 | 83.4 | 101 | 1913 | 61 | 1935 | 60.7 | 75 | 1953, 1913 | 40 | 1949 | 0.13 | 1.22 | 1935 | ||
Iowa Drought Region 4 - Southwest (IAD004) | 131 | 83.2 | 100 | 1913 | 61 | 1935 | 60.4 | 75 | 1953, 1913 | 40 | 1949 | 0.12 | 1.28 | 1926 | ||
Waterloo Area (IATALO) | 129 | 81.2 | 100 | 1913 | 61 | 1935 | 57.0 | 72 | 1973, 1898 | 36 | 1967, 1949 | 0.13 | 3.23 | 2018 | ||
Ames Area (IATAME) | 131 | 81.9 | 101 | 1913 | 61 | 1935 | 57.8 | 73 | 2016 | 37 | 1949 | 0.12 | 3.35 | 2010 | ||
Ida Grove Area (IATIDA) | 121 | 82.3 | 99 | 1913 | 61 | 1935 | 57.7 | 78 | 1953 | 37 | 1955 | 0.10 | 2.81 | 1906 | ||
Emmetsburg (IA2689) | 131 | 80.6 | 97 | 1913 | 60 | 1974 | 56.9 | 70 | 1990, 1898, 1937 | 39 | 1949 | 0.06 | 1.81 | 2014 | ||
FOREST-CITY (IA2977) | 130 | 79.5 | 98 | 1922 | 60 | 1974 | 56.2 | 70 | 1942, 1960 | 31 | 1949 | 0.07 | 1.45 | 1923 | ||
HAMPTON-2-NW (IA3584) | 147 | 80.5 | 99 | 1913 | 60 | 1935 | 56.3 | 71 | 1942 | 37 | 1967, 1949 | 0.07 | 1.15 | 2014 | ||
IOWA-FALLS (IA4142) | 160 | 80.7 | 96 | 1984, 1953 | 60 | 1935 | 56.0 | 75 | 1960 | 35 | 1895 | 0.11 | 1.60 | 1931 | ||
KEOKUK LOCK DAM 19 (IA4381) | 170 | 83.2 | 100 | 1953, 1913 | 60 | 1935 | 63.4 | 80 | 1913 | 40 | 1949 | 0.13 | 2.76 | 1931 | ||
KEOSAUQUA (IA4389) | 148 | 84.4 | 102 | 1913 | 60 | 1935 | 59.9 | 75 | 1989, 2000 | 40 | 1967, 1915 | 0.14 | 2.67 | 1931 | ||
Lamoni (IA4585) | 127 | 82.9 | 102 | 1913 | 60 | 1935 | 60.4 | 75 | 1984 | 38 | 1949 | 0.13 | 3.12 | 2018 | ||
LOGAN (IA4894) | 158 | 83.4 | 101 | 1937 | 60 | 1974 | 59.0 | 79 | 1913 | 40 | 1949 | 0.11 | 1.80 | 1924, 1926 | ||
Milford (IA5493) | 104 | 79.6 | 93 | 1925 | 60 | 1951, 1974 | 56.4 | 71 | 1937 | 37 | 1949 | 0.05 | 1.22 | 1961 | ||
POCAHONTAS (IA6719) | 120 | 81.3 | 97 | 1911 | 60 | 1935 | 56.4 | 72 | 1942 | 38 | 1949 | 0.09 | 2.06 | 2014 | ||
SANBORN (IA7386) | 142 | 80.0 | 98 | 1913 | 60 | 1935 | 56.3 | 70 | 1973, 1942, 1953 | 37 | 1949 | 0.07 | 2.05 | 1933 | ||
SIOUX CENTER 2 SE (IA7700) | 125 | 81.6 | 97 | 1913 | 60 | 1974 | 56.8 | 70 | 1942, 1960, 1937 | 38 | 1974 | 0.07 | 2.00 | 1933 | ||
SIOUX-RAPIDS (IA7726) | 83 | 80.5 | 94 | 1953 | 60 | 1974 | 56.4 | 72 | 1984, 1942 | 34 | 1949 | 0.04 | 0.62 | 1959 | ||
Spencer (IA7844) | 129 | 81.1 | 99 | 1911 | 60 | 1974 | 56.2 | 71 | 1942, 1960, 1953 | 33 | 1949 | 0.07 | 1.12 | 1957 | ||
SPIRIT LAKE (IA7859) | 145 | 80.1 | 97 | 1913 | 60 | 1994 | 57.8 | 77 | 2007 | 41 | 1949 | 0.04 | 0.64 | 1933 | ||
Spencer Area (IATSPW) | 129 | 81.3 | 99 | 1911 | 60 | 1974 | 56.2 | 71 | 1953, 1960 | 33 | 1949 | 0.07 | 1.12 | 1957 | ||
ATLANTIC-1-NE (IA0364) | 148 | 82.9 | 99 | 1913 | 59 | 1935 | 58.0 | 78 | 1913 | 34 | 1967 | 0.12 | 2.24 | 1979 | ||
Des Moines Airport (IA2203) | 146 | 82.0 | 99 | 1913 | 59 | 1935 | 61.1 | 76 | 1913 | 38 | 1949 | 0.09 | 1.77 | 1935 | ||
Iowa City (IA4101) | 168 | 82.9 | 99 | 2011, 1984 | 59 | 1935 | 59.2 | 75 | 2000 | 40 | 1949 | 0.13 | 2.22 | 1926 | ||
MASON CITY MUNICIPAL AP (IA5235) | 82 | 79.0 | 96 | 1984, 2011 | 59 | 1974 | 54.8 | 72 | 1960, 1953 | 35 | 1949 | 0.07 | 1.75 | 1959 | ||
SIBLEY-5-NNE (IA7664) | 145 | 80.3 | 94 | 1922, 1925, 1898 | 59 | 1974 | 55.3 | 76 | 1900 | 32 | 1949 | 0.06 | 1.87 | 1933 | ||
STORM-LAKE-2-E (IA7979) | 147 | 80.3 | 96 | 1911 | 59 | 1935 | 57.8 | 73 | 1942 | 37 | 1949 | 0.06 | 1.37 | 1926 | ||
TOLEDO (IA8296) | 130 | 81.7 | 99 | 1913, 1922 | 59 | 1935 | 57.1 | 72 | 1907, 1953 | 37 | 1967 | 0.15 | 3.07 | 2018 | ||
Des Moines Area (IATDSM) | 146 | 82.0 | 99 | 1913 | 59 | 1935 | 61.1 | 76 | 1913 | 38 | 1949 | 0.09 | 1.77 | 1935 | ||
CEDAR-RAPIDS-1 (IA1319) | 142 | 82.1 | 98 | 1912, 1922 | 58 | 1935 | 58.7 | 74 | 2000 | 39 | 1949 | 0.12 | 2.70 | 1923 | ||
CLARINDA (IA1533) | 159 | 83.7 | 108 | 1913 | 58 | 1910 | 59.2 | 78 | 1898 | 35 | 1949 | 0.16 | 2.55 | 1979 | ||
Creston (IA1962) | 119 | 81.9 | 101 | 1913 | 58 | 1935 | 59.2 | 74 | 1984 | 36 | 1949 | 0.15 | 2.90 | 1914 | ||
DENISON (IA2171) | 149 | 80.8 | 97 | 1911 | 58 | 1974 | 58.6 | 76 | 1984 | 39 | 1967, 1949 | 0.11 | 3.36 | 1926 | ||
DUBUQUE-LOCK-AND-DAM (IA2364) | 151 | 80.1 | 97 | 2000, 1984, 1913 | 58 | 1886 | 60.3 | 76 | 2000 | 42 | 1949, 1967, 1895 | 0.11 | 2.18 | 1989 | ||
Cedar Rapids Area (IATCID) | 131 | 81.4 | 98 | 1953, 1922, 1912 | 58 | 1935 | 58.5 | 73 | 1898 | 39 | 1949 | 0.10 | 2.70 | 1923 | ||
Dubuque Area (IATDBQ) | 151 | 79.0 | 97 | 1913 | 58 | 1886 | 58.8 | 73 | 1937 | 42 | 1967, 1895 | 0.11 | 2.15 | 2018 | ||
Boone (IA0807) | 119 | 82.1 | 100 | 2000 | 57 | 1935 | 57.5 | 73 | 1953 | 42 | 1949 | 0.11 | 2.23 | 2010 | ||
CARROLL-2-SSW (IA1233) | 135 | 82.0 | 97 | 1897 | 57 | 1935 | 57.2 | 75 | 1942 | 34 | 1967 | 0.13 | 4.20 | 1926 | ||
SAC-CITY (IA7312) | 154 | 81.4 | 100 | 1953 | 57 | 1935 | 57.2 | 73 | 1973 | 40 | 1974, 2009 | 0.11 | 3.75 | 1926 | ||
SIOUX-CITY-WSO-AP (IA7708) | 135 | 82.1 | 98 | 1913, 1970 | 57 | 1935 | 59.4 | 77 | 1953, 1913 | 38 | 1949 | 0.09 | 3.12 | 1933 | ||
Sioux City Area (IATSUX) | 135 | 82.1 | 98 | 1970, 1913 | 57 | 1935 | 59.4 | 77 | 1953, 1913 | 38 | 1949 | 0.09 | 3.12 | 1933 |