Every February in St Louis, MO 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 | 40.8 | 22 | 51.3 | 13 | 30.3 | 37 | 1.39 | 107 | 0 |
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| 2025 | 34.8 | 82 | 43.7 | 80 | 26 | 85 | 1.15 | 116 | 0 |
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| 2024 | 46.8 | 2 | 58.9 | 2 | 34.6 | 7 | 0.40 | 146 | 0 |
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| 2023 | 43.1 | 7 | 53.8 | 5 | 32.4 | 22 | 2.15 | 73 | 0 |
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| 2022 | 34.5 | 86 | 46 | 54 | 23.1 | 115 | 3.56 | 23 | 0 |
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| 2021 | 26.4 | 144 | 34.3 | 146 | 18.5 | 140 | 1.64 | 92 | 0 |
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| 2020 | 37.2 | 50 | 46.1 | 52 | 28.4 | 53 | 2.67 | 52 | 0 |
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| 2019 | 34.8 | 82 | 43.4 | 84 | 26.1 | 81 | 3.56 | 23 | 0 |
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| 2018 | 38 | 47 | 47.9 | 38 | 28 | 57 | 5.25 | 3 | 0 |
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| 2017 | 47.7 | 1 | 59 | 1 | 36.4 | 1 | 0.49 | 141 | 0 |
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| 2016 | 40.2 | 31 | 49.1 | 28 | 31.2 | 30 | 0.80 | 133 | 0 |
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| 2015 | 26.7 | 142 | 36.6 | 139 | 16.8 | 144 | 1.74 | 86 | 0 |
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| 2014 | 27.4 | 139 | 36.5 | 140 | 18.3 | 142 | 1.48 | 100 | 0 |
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| 2013 | 35.7 | 72 | 43.7 | 80 | 27.6 | 62 | 3.27 | 34 | 0 |
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| 2012 | 41.4 | 18 | 50.3 | 20 | 32.5 | 19 | 2.01 | 79 | 0 |
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| 2011 | 36.6 | 59 | 45.5 | 57 | 27.7 | 60 | 3.37 | 32 | 0 |
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| 2010 | 30.5 | 122 | 37.5 | 132 | 23.5 | 109 | 2.09 | 74 | 0 |
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| 2009 | 39 | 41 | 48.8 | 32 | 29.1 | 49 | 2.33 | 67 | 0 |
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| 2008 | 32.3 | 106 | 40.5 | 108 | 24.2 | 104 | 4.60 | 10 | 0 |
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| 2007 | 29.3 | 128 | 37.7 | 131 | 20.9 | 128 | 1.98 | 81 | 0 |
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| 2006 | 35.3 | 77 | 46 | 54 | 24.5 | 98 | 0.46 | 144 | 0 |
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| 2005 | 40.4 | 26 | 48.5 | 33 | 32.3 | 23 | 1.84 | 84 | 0 |
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| 2004 | 35.8 | 71 | 44.3 | 75 | 27.4 | 65 | 0.85 | 129 | 0 |
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| 2003 | 31.3 | 115 | 38.9 | 120 | 23.8 | 106 | 2.00 | 80 | 0 |
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| 2002 | 39.3 | 40 | 48.5 | 33 | 30 | 41 | 0.83 | 131 | 0 |
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| 2001 | 35.1 | 79 | 44.3 | 75 | 25.9 | 86 | 2.48 | 63 | 0 |
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| 2000 | 42.9 | 9 | 52.2 | 9 | 33.6 | 13 | 3.11 | 37 | 0 |
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| 1999 | 42.5 | 13 | 51.4 | 12 | 33.5 | 14 | 3.52 | 26 | 0 |
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| 1998 | 42.6 | 11 | 49.9 | 25 | 35.3 | 3 | 2.93 | 42 | 0 |
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| 1997 | 38.1 | 45 | 45.1 | 64 | 31.1 | 31 | 4.14 | 14 | 0 |
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| 1996 | 37.4 | 49 | 47.9 | 38 | 27 | 69 | 0.52 | 140 | 0 |
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| 1995 | 36.4 | 63 | 45.2 | 63 | 27.5 | 64 | 1.33 | 111 | 0 |
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| 1994 | 35 | 80 | 43.4 | 84 | 26.6 | 75 | 1.51 | 98 | 0 |
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| 1993 | 31.7 | 112 | 39.7 | 112 | 23.7 | 108 | 2.75 | 50 | 0 |
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| 1992 | 42.7 | 10 | 51 | 15 | 34.3 | 9 | 1.89 | 82 | 0 |
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| 1991 | 41.7 | 17 | 51.9 | 11 | 31.5 | 28 | 0.98 | 124 | 0 |
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| 1990 | 41.3 | 20 | 50.6 | 18 | 32 | 24 | 3.53 | 25 | 0 |
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| 1989 | 28.1 | 136 | 35.9 | 142 | 20.4 | 132 | 1.43 | 105 | 0 |
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| 1988 | 30.5 | 122 | 39.3 | 117 | 21.7 | 125 | 2.27 | 70 | 0 |
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| 1987 | 40.1 | 34 | 49.1 | 28 | 31.1 | 31 | 1.40 | 106 | 0 |
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| 1986 | 34.5 | 86 | 42.7 | 93 | 26.2 | 80 | 4.68 | 8 | 0 |
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| 1985 | 30.5 | 122 | 38 | 129 | 23 | 116 | 3.77 | 17 | 0 |
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| 1984 | 40.3 | 28 | 49.7 | 27 | 31 | 33 | 3.43 | 28 | 0 |
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| 1983 | 38.1 | 45 | 47 | 43 | 29.2 | 48 | 0.95 | 125 | 0 |
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| 1982 | 28.6 | 133 | 37.5 | 132 | 19.6 | 137 | 1.37 | 109 | 0 |
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| 1981 | 36.7 | 56 | 47.9 | 38 | 25.6 | 89 | 2.18 | 72 | 0 |
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| 1980 | 27.8 | 138 | 34.7 | 144 | 21 | 127 | 1.54 | 95 | 0 |
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| 1979 | 23.1 | 149 | 31.9 | 150 | 14.3 | 150 | 1.48 | 100 | 0 |
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| 1978 | 21.1 | 151 | 28.1 | 153 | 14.1 | 151 | 1.60 | 93 | 0 |
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| 1977 | 34.8 | 82 | 44.6 | 71 | 25 | 92 | 2.47 | 64 | 0 |
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| 1976 | 43.4 | 5 | 55.2 | 3 | 31.7 | 26 | 1.08 | 121 | 0 |
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| 1975 | 31.9 | 110 | 38.9 | 120 | 25 | 92 | 3.59 | 22 | 0 |
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| 1974 | 36 | 67 | 46.3 | 51 | 25.8 | 87 | 4.17 | 12 | 0 |
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| 1973 | 34.4 | 88 | 43.6 | 82 | 25.3 | 90 | 1.04 | 123 | 0 |
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| 1972 | 34.2 | 91 | 45.5 | 57 | 23 | 116 | 0.74 | 135 | 0 |
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| 1971 | 33.9 | 93 | 43.6 | 82 | 24.1 | 105 | 3.08 | 38 | 0 |
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| 1970 | 32.9 | 102 | 44 | 78 | 21.9 | 124 | 0.64 | 138 | 0 |
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| 1969 | 35.3 | 77 | 42.2 | 96 | 28.4 | 53 | 2.04 | 77 | 0 |
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| 1968 | 29.2 | 130 | 38.7 | 124 | 19.8 | 135 | 1.09 | 120 | 0 |
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| 1967 | 31.2 | 116 | 41.8 | 99 | 20.7 | 130 | 1.72 | 88 | 0 |
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| 1966 | 32.1 | 109 | 41 | 106 | 23.2 | 113 | 4.12 | 15 | 0 |
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| 1965 | 33.8 | 94 | 45.1 | 64 | 22.4 | 120 | 1.16 | 115 | 0 |
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| 1964 | 34.2 | 91 | 42.8 | 91 | 25.7 | 88 | 2.30 | 68 | 0 |
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| 1963 | 28.5 | 134 | 39.2 | 119 | 17.7 | 143 | 0.25 | 149 | 0 |
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| 1962 | 36.6 | 59 | 45.5 | 57 | 27.7 | 60 | 2.53 | 58 | 0 |
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| 1961 | 35.9 | 69 | 46.5 | 48 | 25.3 | 90 | 2.06 | 76 | 0 |
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| 1960 | 30.8 | 121 | 37.2 | 135 | 24.4 | 99 | 1.19 | 114 | 0 |
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| 1959 | 35.7 | 72 | 44.7 | 70 | 26.7 | 73 | 3.39 | 30 | 0 |
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| 1958 | 25.4 | 146 | 34.5 | 145 | 16.3 | 146 | 0.47 | 143 | 0 |
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| 1957 | 40.3 | 28 | 47.8 | 42 | 32.9 | 17 | 3.74 | 18 | 0 |
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| 1956 | 36.9 | 53 | 44.3 | 75 | 29.5 | 45 | 3.69 | 19 | 0 |
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| 1955 | 35.9 | 69 | 45.4 | 61 | 26.4 | 78 | 3.45 | 27 | 0 |
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| 1954 | 43.8 | 4 | 54.1 | 4 | 33.5 | 14 | 0.67 | 137 | 0 |
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| 1953 | 39.9 | 37 | 50.2 | 22 | 29.6 | 43 | 1.38 | 108 | 0 |
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| 1952 | 39.8 | 38 | 48.3 | 36 | 31.3 | 29 | 2.50 | 61 | 0 |
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| 1951 | 35.4 | 76 | 44 | 78 | 26.8 | 72 | 4.98 | 5 | 0 |
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| 1950 | 36.6 | 59 | 45.1 | 64 | 28 | 57 | 2.74 | 51 | 0 |
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| 1949 | 36.1 | 66 | 45.3 | 62 | 26.9 | 70 | 2.65 | 54 | 0 |
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| 1948 | 33.1 | 98 | 41.9 | 98 | 24.4 | 99 | 1.73 | 87 | 0 |
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| 1947 | 28.2 | 135 | 36.8 | 137 | 19.6 | 137 | 0.27 | 148 | 0 |
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| 1946 | 40 | 36 | 50.5 | 19 | 29.5 | 45 | 2.03 | 78 | 0 |
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| 1945 | 35 | 80 | 43.3 | 86 | 26.7 | 73 | 2.49 | 62 | 0 |
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| 1944 | 37 | 52 | 46.4 | 49 | 27.6 | 62 | 2.65 | 54 | 0 |
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| 1943 | 38.8 | 42 | 50.9 | 16 | 26.6 | 75 | 0.76 | 134 | 0 |
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| 1942 | 33 | 101 | 39.8 | 110 | 26.1 | 81 | 2.53 | 58 | 0 |
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| 1941 | 31.6 | 113 | 39.7 | 112 | 23.4 | 110 | 0.48 | 142 | 0 |
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| 1940 | 32.7 | 105 | 38.8 | 123 | 26.5 | 77 | 1.46 | 104 | 0 |
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| 1939 | 33.2 | 97 | 43 | 90 | 23.4 | 110 | 2.82 | 47 | 0 |
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| 1938 | 42.6 | 11 | 50.3 | 20 | 35 | 5 | 3.34 | 33 | 0 |
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| 1937 | 33.1 | 98 | 41.6 | 102 | 24.6 | 96 | 1.34 | 110 | 0 |
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| 1936 | 22.9 | 150 | 31.8 | 152 | 13.9 | 152 | 1.57 | 94 | 0 |
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| 1935 | 37.2 | 50 | 45 | 68 | 29.4 | 47 | | | 0 |
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| 1934 | 29.3 | 128 | 38.2 | 125 | 20.3 | 134 | 1.47 | 103 | 0 |
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| 1933 | 32.8 | 103 | 42.4 | 94 | 23.2 | 113 | | | 0 |
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| 1932 | 42.4 | 14 | 52.3 | 7 | 32.6 | 18 | 1.14 | 117 | 0 |
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| 1931 | 40.3 | 28 | 49 | 31 | 31.6 | 27 | | | 0 |
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| 1930 | 43 | 8 | 52.1 | 10 | 33.9 | 11 | | | 0 |
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| 1929 | 28.8 | 132 | 36.8 | 137 | 20.7 | 130 | 0.88 | 126 | 0 |
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| 1928 | 37.6 | 48 | 45.5 | 57 | 29.6 | 43 | 2.43 | 65 | 0 |
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| 1927 | 43.2 | 6 | 51.3 | 13 | 35.1 | 4 | 0.56 | 139 | 0 |
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| 1926 | 40.2 | 31 | 47.9 | 38 | 32.5 | 19 | 2.52 | 60 | 0 |
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| 1925 | 40.8 | 22 | 49.1 | 28 | 32.5 | 19 | 2.19 | 71 | 0 |
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| 1924 | 35.7 | 72 | 43.1 | 88 | 28.2 | 55 | 1.29 | 112 | 0 |
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| 1923 | 30.4 | 125 | 38.1 | 127 | 22.7 | 118 | 1.50 | 99 | 0 |
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| 1922 | 36.4 | 63 | 44.6 | 71 | 28.1 | 56 | 1.52 | 97 | 0 |
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| 1921 | 42.1 | 15 | 49.9 | 25 | 34.3 | 9 | 1.08 | 121 | 0 |
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| 1920 | 34.8 | 82 | 42.2 | 96 | 27.4 | 65 | 0.74 | 135 | 0 |
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| 1919 | 36.7 | 56 | 44.9 | 69 | 28.5 | 52 | 1.54 | 95 | 0 |
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| 1918 | 35.6 | 75 | 45.1 | 64 | 26.1 | 81 | 2.09 | 74 | 0 |
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| 1917 | 30.3 | 126 | 41.1 | 103 | 19.6 | 137 | 0.35 | 147 | 0 |
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| 1916 | 32.8 | 103 | 41.1 | 103 | 24.6 | 96 | 1.78 | 85 | 0 |
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| 1915 | 40.5 | 25 | 46.6 | 47 | 34.4 | 8 | 2.30 | 68 | 0 |
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| 1914 | 27.4 | 139 | 36.5 | 140 | 18.4 | 141 | 4.63 | 9 | 0 |
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| 1913 | 31.9 | 110 | 39.5 | 116 | 24.3 | 103 | 1.20 | 113 | 0 |
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| 1912 | 27.9 | 137 | 35.1 | 143 | 20.8 | 129 | 2.80 | 49 | 0 |
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| 1911 | 38.3 | 43 | 46.4 | 49 | 30.3 | 37 | 3.02 | 39 | 0 |
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| 1910 | 29.2 | 130 | 38 | 129 | 20.4 | 132 | 3.22 | 35 | 0 |
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| 1909 | 39.5 | 39 | 48.3 | 36 | 30.6 | 34 | 3.94 | 16 | 0 |
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| 1908 | 34.3 | 90 | 41.7 | 100 | 26.9 | 70 | 3.39 | 30 | 0 |
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| 1907 | 34.4 | 88 | 42.4 | 94 | 26.4 | 78 | 1.12 | 118 | 0 |
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| 1906 | 32.2 | 108 | 40.6 | 107 | 23.8 | 106 | 2.92 | 43 | 0 |
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| 1905 | 23.3 | 148 | 31.9 | 150 | 14.8 | 149 | 1.12 | 118 | 0 |
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| 1904 | 30.9 | 120 | 39.6 | 115 | 22.1 | 123 | 0.84 | 130 | 0 |
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| 1903 | 33.6 | 96 | 41.1 | 103 | 26.1 | 81 | 3.14 | 36 | 0 |
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| 1902 | 26.5 | 143 | 33.3 | 148 | 19.7 | 136 | 0.83 | 131 | 0 |
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| 1901 | 31 | 119 | 37.5 | 132 | 24.4 | 99 | 1.86 | 83 | 0 |
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| 1900 | 29.8 | 127 | 38.2 | 125 | 21.3 | 126 | 5.09 | 4 | 0 |
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| 1899 | 24.1 | 147 | 32.4 | 149 | 15.8 | 147 | 3.40 | 29 | 0 |
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| 1898 | 38.3 | 43 | 46.9 | 44 | 29.8 | 42 | 1.71 | 89 | 0 |
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| 1897 | 36.8 | 54 | 43.3 | 86 | 30.3 | 37 | 2.67 | 52 | 0 |
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| 1896 | 36.8 | 54 | 44.6 | 71 | 29.1 | 49 | 2.81 | 48 | 0 |
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| 1895 | | | 34.1 | 147 | | | 0.43 | 145 | 5 |
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| 1894 | 32.3 | 106 | 39.7 | 112 | 25 | 92 | 2.88 | 44 | 0 |
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| 1893 | | | 39.3 | 117 | 22.3 | 122 | 2.98 | 40 | 3 |
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| 1892 | 40.1 | 34 | 46.7 | 46 | 33.4 | 16 | 4.89 | 6 | 0 |
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| 1891 | 36.3 | 65 | 44.6 | 71 | 27.9 | 59 | 2.95 | 41 | 0 |
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| 1890 | 40.2 | 31 | 48.4 | 35 | 32 | 24 | 2.86 | 45 | 0 |
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| 1889 | 31.4 | 114 | 40.3 | 109 | 22.4 | 120 | 4.78 | 7 | 0 |
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| 1888 | 33.1 | 98 | 41.7 | 100 | 24.4 | 99 | 2.39 | 66 | 0 |
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| 1887 | 40.4 | 26 | 50.2 | 22 | 30.6 | 34 | 3.68 | 20 | 0 |
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| 1886 | 36.6 | 59 | 45.9 | 56 | 27.3 | 67 | 1.71 | 89 | 0 |
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| 1885 | 27.4 | 139 | 38.1 | 127 | 16.6 | 145 | 0.87 | 128 | 0 |
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| 1884 | 36.7 | 56 | 46.1 | 52 | 27.3 | 67 | 4.43 | 11 | 0 |
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| 1883 | 31.2 | 116 | 39.8 | 110 | 22.6 | 119 | 5.88 | 2 | 0 |
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| 1882 | 44.9 | 3 | 53.4 | 6 | 36.4 | 1 | 8.94 | 1 | 0 |
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| 1881 | 31.2 | 116 | 38.9 | 120 | 23.4 | 110 | 4.16 | 13 | 0 |
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| 1880 | 40.6 | 24 | 50.8 | 17 | 30.3 | 37 | 2.65 | 54 | 0 |
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| 1879 | 33.8 | 94 | 42.8 | 91 | 24.8 | 95 | 1.48 | 100 | 0 |
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| 1878 | 40.9 | 21 | 46.9 | 44 | 34.8 | 6 | 1.69 | 91 | 0 |
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| 1877 | 42 | 16 | 50 | 24 | 33.9 | 11 | 0.88 | 126 | 0 |
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| 1876 | 41.4 | 18 | 52.3 | 7 | 30.4 | 36 | 2.86 | 45 | 0 |
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| 1875 | 26 | 145 | 36.9 | 136 | 15.1 | 148 | 2.59 | 57 | 0 |
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| 1874 | 36 | 67 | 43.1 | 88 | 28.9 | 51 | 3.66 | 21 | 1 |
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