Every February in Dubuque, IA from 1874 to 2026, ranked: the mean temperature, the mean high and the mean low from the warmest, the precipitation from the wettest; a year missing more than a tenth of its days is not ranked.
| Year | Mean, °F | Rank | High, °F | Rank | Low, °F | Rank | Precipitation, in | Rank | Days missing |
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| 2026 | 29.9 | 20 | 40.1 | 11 | 19.8 | 35 | 0.31 | 145 | 0 |
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| 2025 | 21.2 | 88 | 30 | 85 | 12.4 | 93 | 0.49 | 127 | 0 |
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| 2024 | 36.2 | 1 | 47.4 | 1 | 24.9 | 9 | 0.42 | 134 | 0 |
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| 2023 | 26.4 | 45 | 35.4 | 30 | 17.5 | 52 | 2.98 | 8 | 0 |
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| 2022 | 19.8 | 105 | 29.4 | 89 | 10.2 | 112 | 0.38 | 139 | 0 |
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| 2021 | 11 | 147 | 19.5 | 148 | 2.5 | 146 | 0.79 | 107 | 0 |
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| 2020 | 23.2 | 67 | 31.2 | 72 | 15.2 | 63 | 1.14 | 80 | 0 |
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| 2019 | 17.5 | 122 | 26.2 | 120 | 8.8 | 120 | 3.30 | 6 | 0 |
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| 2018 | 21.5 | 86 | 30.4 | 82 | 12.6 | 88 | 2.86 | 12 | 0 |
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| 2017 | 33.9 | 7 | 43.6 | 3 | 24.2 | 13 | 1.80 | 41 | 0 |
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| 2016 | 27.1 | 38 | 33.9 | 47 | 20.4 | 34 | 0.62 | 118 | 0 |
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| 2015 | 10.5 | 149 | 20.1 | 146 | 0.8 | 150 | 1.36 | 64 | 0 |
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| 2014 | 10 | 150 | 18.9 | 150 | 1.1 | 149 | 1.53 | 50 | 0 |
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| 2013 | 21.8 | 81 | 29.2 | 93 | 14.4 | 70 | 1.70 | 44 | 0 |
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| 2012 | 28.1 | 33 | 35.3 | 36 | 20.9 | 30 | 1.32 | 68 | 0 |
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| 2011 | 21.2 | 88 | 28.6 | 99 | 13.8 | 78 | 2.29 | 21 | 0 |
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| 2010 | 20.4 | 97 | 28.5 | 101 | 12.3 | 95 | 0.85 | 103 | 0 |
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| 2009 | 24.5 | 56 | 33 | 52 | 16 | 59 | 1.40 | 61 | 0 |
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| 2008 | 15.8 | 130 | 23.9 | 136 | 7.6 | 129 | 3.81 | 2 | 0 |
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| 2007 | 13.1 | 144 | 20.6 | 145 | 5.5 | 136 | 2.24 | 25 | 0 |
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| 2006 | 22.6 | 72 | 32.6 | 54 | 12.5 | 91 | 0.35 | 141 | 0 |
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| 2005 | 29.3 | 24 | 35.4 | 30 | 23.2 | 15 | 1.34 | 66 | 0 |
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| 2004 | 23.7 | 64 | 32.1 | 60 | 15.2 | 63 | 1.29 | 72 | 0 |
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| 2003 | 18.9 | 112 | 29.1 | 94 | 8.7 | 123 | 0.42 | 134 | 0 |
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| 2002 | 29.4 | 23 | 38 | 22 | 20.8 | 32 | 1.08 | 85 | 0 |
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| 2001 | 18.6 | 113 | 26.5 | 118 | 10.7 | 110 | 3.12 | 7 | 0 |
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| 2000 | 30.3 | 17 | 38.2 | 20 | 22.4 | 20 | 1.43 | 58 | 0 |
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| 1999 | 31.7 | 11 | 38.5 | 17 | 24.9 | 9 | 0.93 | 99 | 0 |
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| 1998 | 35.5 | 3 | 40.8 | 10 | 30.3 | 1 | 2.93 | 10 | 0 |
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| 1997 | 24.5 | 56 | 30.5 | 81 | 18.5 | 45 | 2.24 | 25 | 0 |
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| 1996 | 21.6 | 84 | 28.8 | 95 | 14.5 | 68 | 0.35 | 141 | 0 |
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| 1995 | 23.1 | 69 | 31.1 | 74 | 15.1 | 65 | 0.07 | 153 | 0 |
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| 1994 | 16.6 | 128 | 24.7 | 130 | 8.6 | 124 | 2.42 | 18 | 0 |
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| 1993 | 20.3 | 100 | 26.9 | 111 | 13.7 | 79 | 0.99 | 96 | 0 |
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| 1992 | 30.4 | 16 | 36.4 | 24 | 24.4 | 11 | 1.87 | 38 | 0 |
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| 1991 | 26.9 | 40 | 34.3 | 45 | 19.4 | 36 | 0.45 | 131 | 0 |
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| 1990 | 26.8 | 42 | 35.3 | 36 | 18.3 | 46 | 1.06 | 88 | 0 |
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| 1989 | 14.3 | 139 | 23 | 142 | 5.7 | 135 | 0.45 | 131 | 0 |
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| 1988 | 17.9 | 119 | 26.6 | 116 | 9.2 | 119 | 0.74 | 109 | 0 |
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| 1987 | 31.9 | 10 | 41.3 | 9 | 22.5 | 18 | 0.80 | 106 | 0 |
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| 1986 | 19.1 | 109 | 26 | 123 | 12.3 | 95 | 2.26 | 23 | 0 |
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| 1985 | 19.3 | 108 | 27.1 | 108 | 11.5 | 104 | 2.51 | 16 | 0 |
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| 1984 | 30.7 | 14 | 39.3 | 13 | 22.1 | 21 | 1.05 | 90 | 0 |
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| 1983 | 28.2 | 30 | 34.8 | 43 | 21.5 | 22 | 2.17 | 29 | 0 |
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| 1982 | 20.9 | 92 | 29.4 | 89 | 12.5 | 91 | 0.68 | 114 | 0 |
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| 1981 | 25.6 | 48 | 35 | 41 | 16.1 | 58 | 2.38 | 20 | 0 |
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| 1980 | 18.1 | 118 | 26.1 | 122 | 10 | 113 | 1.23 | 75 | 0 |
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| 1979 | 10.8 | 148 | 19 | 149 | 2.5 | 146 | 1.12 | 82 | 0 |
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| 1978 | 11.4 | 146 | 19.9 | 147 | 3 | 145 | 0.66 | 116 | 0 |
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| 1977 | 23.6 | 65 | 32.4 | 56 | 14.7 | 67 | 1.10 | 84 | 0 |
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| 1976 | 30 | 19 | 39.2 | 14 | 20.8 | 32 | 2.58 | 14 | 0 |
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| 1975 | 19.6 | 106 | 26.5 | 118 | 12.6 | 88 | 2.53 | 15 | 0 |
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| 1974 | 20.4 | 97 | 28.6 | 99 | 12.3 | 95 | 1.38 | 62 | 0 |
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| 1973 | 25.6 | 48 | 32.4 | 56 | 18.9 | 41 | 1.00 | 93 | 0 |
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| 1972 | 17.2 | 126 | 26.2 | 120 | 8.2 | 126 | 0.99 | 96 | 0 |
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| 1971 | 20 | 102 | 26.7 | 114 | 13.3 | 81 | 2.96 | 9 | 0 |
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| 1970 | 19 | 110 | 28.3 | 104 | 9.7 | 115 | 0.58 | 121 | 0 |
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| 1969 | 24.1 | 59 | 30.4 | 82 | 17.8 | 50 | 0.40 | 137 | 0 |
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| 1968 | 20.6 | 94 | 30.2 | 84 | 10.9 | 108 | 0.23 | 150 | 0 |
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| 1967 | 14.7 | 136 | 24.9 | 129 | 4.5 | 143 | 1.29 | 72 | 0 |
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| 1966 | 21.6 | 84 | 31 | 76 | 12.2 | 99 | 2.23 | 27 | 0 |
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| 1965 | 19 | 110 | 28.4 | 103 | 9.7 | 115 | 1.06 | 88 | 0 |
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| 1964 | 25.6 | 48 | 35.4 | 30 | 15.9 | 60 | 0.28 | 147 | 0 |
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| 1963 | 16.1 | 129 | 25.7 | 126 | 6.5 | 133 | 0.44 | 133 | 0 |
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| 1962 | 18.3 | 115 | 25.6 | 127 | 10.9 | 108 | 2.39 | 19 | 0 |
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| 1961 | 29.8 | 21 | 38.3 | 18 | 21.4 | 24 | 1.46 | 56 | 0 |
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| 1960 | 19.5 | 107 | 26.7 | 114 | 12.2 | 99 | 1.66 | 46 | 0 |
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| 1959 | 17.4 | 124 | 26.6 | 116 | 8.3 | 125 | 1.84 | 40 | 0 |
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| 1958 | 15.4 | 133 | 24.1 | 134 | 6.7 | 131 | 0.17 | 151 | 0 |
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| 1957 | 28.2 | 30 | 35.4 | 30 | 20.9 | 30 | 0.59 | 119 | 0 |
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| 1956 | 22.2 | 78 | 31.2 | 72 | 13.1 | 82 | 0.91 | 101 | 0 |
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| 1955 | 20.9 | 92 | 29.5 | 88 | 12.3 | 95 | 1.49 | 54 | 0 |
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| 1954 | 33.6 | 9 | 42.2 | 5 | 25.1 | 8 | 0.46 | 130 | 0 |
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| 1953 | 25.5 | 51 | 33.7 | 48 | 17.3 | 55 | 3.61 | 4 | 0 |
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| 1952 | 29 | 26 | 35.4 | 30 | 22.5 | 18 | 0.37 | 140 | 0 |
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| 1951 | 20.6 | 94 | 28.5 | 101 | 12.7 | 87 | 2.25 | 24 | 0 |
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| 1950 | 23.3 | 66 | 31.3 | 70 | 15.3 | 62 | 1.51 | 52 | 0 |
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| 1949 | 22.2 | 78 | 31.6 | 67 | 12.8 | 83 | 1.50 | 53 | 0 |
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| 1948 | 23.2 | 67 | 32.4 | 56 | 13.9 | 75 | 2.02 | 33 | 0 |
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| 1947 | 18.2 | 117 | 26 | 123 | 10.4 | 111 | 0.42 | 134 | 0 |
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| 1946 | 26.5 | 44 | 35.7 | 29 | 17.4 | 53 | 0.34 | 144 | 0 |
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| 1945 | 24.9 | 53 | 32.1 | 60 | 17.8 | 50 | 1.47 | 55 | 0 |
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| 1944 | 26.8 | 42 | 35.4 | 30 | 18.2 | 47 | 1.95 | 35 | 0 |
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| 1943 | 24.9 | 53 | 34.3 | 45 | 15.5 | 61 | 0.71 | 113 | 0 |
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| 1942 | 24.3 | 58 | 29.9 | 87 | 18.6 | 44 | 0.52 | 124 | 0 |
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| 1941 | 22.3 | 75 | 30.8 | 78 | 13.9 | 75 | 0.35 | 141 | 0 |
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| 1940 | 25.3 | 52 | 31.8 | 64 | 18.9 | 41 | 1.11 | 83 | 0 |
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| 1939 | 22.3 | 75 | 32.6 | 54 | 12.1 | 101 | 2.12 | 31 | 0 |
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| 1938 | 31.6 | 12 | 38 | 22 | 25.3 | 7 | 1.66 | 46 | 0 |
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| 1937 | 21 | 91 | 29.3 | 91 | 12.8 | 83 | 2.29 | 21 | 0 |
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| 1936 | 7.8 | 151 | 16.9 | 151 | -1.3 | 151 | 1.72 | 43 | 0 |
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| 1935 | 27.2 | 37 | 33.5 | 49 | 21 | 28 | 1.54 | 49 | 0 |
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| 1934 | 21.7 | 82 | 29.3 | 91 | 14 | 73 | 0.86 | 102 | 0 |
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| 1933 | 21.4 | 87 | 31.1 | 74 | 11.7 | 103 | 0.54 | 123 | 0 |
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| 1932 | 30.7 | 14 | 40 | 12 | 21.4 | 24 | 0.56 | 122 | 0 |
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| 1931 | 34.3 | 6 | 41.6 | 8 | 27 | 4 | 0.25 | 149 | 0 |
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| 1930 | 33.7 | 8 | 41.9 | 7 | 25.5 | 6 | 1.19 | 77 | 0 |
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| 1929 | 14.1 | 141 | 23.2 | 140 | 4.9 | 141 | 1.00 | 93 | 0 |
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| 1928 | 28.2 | 30 | 35.3 | 36 | 21.1 | 26 | 1.69 | 45 | 0 |
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| 1927 | 31.4 | 13 | 39.2 | 14 | 23.6 | 14 | 0.83 | 104 | 0 |
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| 1926 | 29.3 | 24 | 35.8 | 28 | 22.8 | 16 | 1.14 | 80 | 0 |
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| 1925 | 27.7 | 36 | 36.2 | 27 | 19.2 | 38 | 1.08 | 85 | 0 |
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| 1924 | 25.7 | 46 | 32.1 | 60 | 19.3 | 37 | 0.74 | 109 | 0 |
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| 1923 | 18.3 | 115 | 26.8 | 113 | 9.8 | 114 | 0.40 | 137 | 0 |
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| 1922 | 23.8 | 63 | 33.1 | 51 | 14.5 | 68 | 1.44 | 57 | 0 |
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| 1921 | 29.8 | 21 | 38.1 | 21 | 21.5 | 22 | 0.29 | 146 | 0 |
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| 1920 | 21.1 | 90 | 27.9 | 106 | 14.3 | 72 | 0.47 | 129 | 0 |
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| 1919 | 25.7 | 46 | 33.3 | 50 | 18.1 | 48 | 2.87 | 11 | 0 |
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| 1918 | 22.9 | 71 | 32.4 | 56 | 13.5 | 80 | 1.37 | 63 | 0 |
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| 1917 | 14.2 | 140 | 24.6 | 131 | 3.9 | 144 | 0.17 | 151 | 0 |
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| 1916 | 20.1 | 101 | 27.6 | 107 | 12.6 | 88 | 0.76 | 108 | 0 |
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| 1915 | 30.3 | 17 | 36.3 | 25 | 24.3 | 12 | 2.48 | 17 | 0 |
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| 1914 | 15.8 | 130 | 24.6 | 131 | 7 | 130 | 1.16 | 79 | 0 |
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| 1913 | 20.4 | 97 | 28.8 | 95 | 12 | 102 | 0.82 | 105 | 0 |
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| 1912 | 17.1 | 127 | 24.5 | 133 | 9.7 | 115 | 1.77 | 42 | 0 |
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| 1911 | 28.1 | 33 | 35.1 | 40 | 21 | 28 | 4.09 | 1 | 0 |
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| 1910 | 17.9 | 119 | 27.1 | 108 | 8.8 | 120 | 0.50 | 126 | 0 |
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| 1909 | 26.9 | 40 | 34.9 | 42 | 18.9 | 41 | 1.32 | 68 | 0 |
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| 1908 | 24 | 61 | 31.8 | 64 | 16.2 | 57 | 1.87 | 38 | 0 |
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| 1907 | 23.9 | 62 | 32.8 | 53 | 15 | 66 | 0.52 | 124 | 0 |
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| 1906 | 22.4 | 73 | 31.9 | 63 | 12.8 | 83 | 0.93 | 99 | 0 |
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| 1905 | 13.4 | 143 | 22.1 | 144 | 4.6 | 142 | 1.58 | 48 | 0 |
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| 1904 | 14.4 | 138 | 23.2 | 140 | 5.5 | 136 | 0.73 | 111 | 0 |
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| 1903 | 22.4 | 73 | 30.8 | 78 | 14 | 73 | 1.19 | 77 | 0 |
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| 1902 | 17.5 | 122 | 26.9 | 111 | 8.2 | 126 | 1.43 | 58 | 0 |
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| 1901 | 14.5 | 137 | 23.5 | 138 | 5.5 | 136 | 1.07 | 87 | 0 |
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| 1900 | 15.4 | 133 | 24 | 135 | 6.7 | 131 | 2.13 | 30 | 0 |
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| 1899 | 13.7 | 142 | 22.5 | 143 | 5 | 140 | 0.67 | 115 | 0 |
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| 1898 | 24.1 | 59 | 31.6 | 67 | 16.6 | 56 | 2.01 | 34 | 0 |
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| 1897 | 24.8 | 55 | 31.6 | 67 | 17.9 | 49 | 1.43 | 58 | 0 |
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| 1896 | 27.1 | 38 | 35.2 | 39 | 19 | 40 | 1.93 | 36 | 0 |
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| 1895 | 15.6 | 132 | 26 | 123 | 5.2 | 139 | 0.66 | 116 | 0 |
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| 1894 | 20 | 102 | 28.8 | 95 | 11.3 | 105 | 1.22 | 76 | 0 |
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| 1893 | 15 | 135 | 23.6 | 137 | 6.4 | 134 | 1.30 | 71 | 0 |
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| 1892 | 28.5 | 29 | 34.4 | 44 | 22.7 | 17 | 1.02 | 91 | 0 |
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| 1891 | 23.1 | 69 | 31.8 | 64 | 14.4 | 70 | 0.98 | 98 | 0 |
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| 1890 | 28.7 | 28 | 36.3 | 25 | 21.1 | 26 | 1.25 | 74 | 0 |
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| 1889 | 17.4 | 124 | 25.2 | 128 | 9.5 | 118 | 1.34 | 66 | 0 |
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| 1888 | 18.4 | 114 | 28.1 | 105 | 8.8 | 120 | 1.31 | 70 | 0 |
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| 1887 | 20.5 | 96 | 30 | 85 | 11 | 107 | 3.56 | 5 | 0 |
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| 1886 | 22 | 80 | 31.3 | 70 | 12.8 | 83 | 1.36 | 64 | 0 |
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| 1885 | 12.8 | 145 | 23.4 | 139 | 2.2 | 148 | 0.72 | 112 | 0 |
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| 1884 | 21.7 | 82 | 31 | 76 | 12.4 | 93 | 2.19 | 28 | 0 |
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| 1883 | 17.6 | 121 | 27.1 | 108 | 8.1 | 128 | 2.60 | 13 | 0 |
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| 1882 | 35.5 | 3 | 45.2 | 2 | 25.8 | 5 | 0.59 | 119 | 0 |
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| 1881 | 20 | 102 | 28.8 | 95 | 11.2 | 106 | 3.75 | 3 | 0 |
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| 1880 | 28.8 | 27 | 38.6 | 16 | 19.1 | 39 | 1.01 | 92 | 0 |
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| 1879 | 22.3 | 75 | 30.6 | 80 | 13.9 | 75 | 1.00 | 93 | 0 |
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| 1878 | 35.7 | 2 | 42.1 | 6 | 29.3 | 2 | 1.93 | 36 | 0 |
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| 1877 | 35.3 | 5 | 42.9 | 4 | 27.6 | 3 | 0.26 | 148 | 0 |
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| 1876 | 27.9 | 35 | 38.3 | 18 | 17.4 | 53 | 1.53 | 50 | 0 |
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| 1875 | 5.5 | 152 | 16 | 152 | -5 | 152 | 2.12 | 31 | 0 |
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| 1874 | | | | | | | 0.49 | 127 | 28 |
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