Every February in Deer Lodge, MT from 1893 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 | | | | | | | 0.84 | 11 | 8 |
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| 2025 | 18.2 | 80 | 30.6 | 85 | 5.8 | 84 | | | 0 |
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| 2024 | 27.8 | 36 | 37.9 | 45 | 17.8 | 23 | 0.82 | 12 | 0 |
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| 2023 | 20.9 | 71 | 34.3 | 67 | 7.3 | 77 | 0.27 | 45 | 1 |
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| 2022 | 20 | 77 | 33.2 | 74 | 6.8 | 79 | 0.15 | 66 | 0 |
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| 2021 | 15.1 | 89 | 26.1 | 98 | 4.1 | 89 | 2.01 | 2 | 0 |
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| 2020 | 22.2 | 67 | 35.8 | 62 | 8.6 | 73 | 0.51 | 21 | 0 |
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| 2019 | 8 | 95 | 19.6 | 101 | -3.5 | 98 | 1.24 | 4 | 0 |
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| 2018 | 15.5 | 88 | 27 | 97 | 2.7 | 93 | | | 2 |
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| 2017 | 26.3 | 47 | 36.6 | 55 | 16 | 38 | | | 0 |
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| 2016 | | | | | | | | | 14 |
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| 2015 | 29.3 | 25 | 42.6 | 15 | 15.9 | 39 | | | 0 |
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| 2014 | 14.3 | 92 | 25.9 | 99 | 2.8 | 92 | | | 0 |
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| 2010 | 24 | 57 | 36.5 | 56 | 11.4 | 62 | | | 0 |
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| 2009 | 29.2 | 27 | 41.9 | 21 | 16.6 | 32 | | | 0 |
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| 2008 | 27.4 | 40 | 39.1 | 35 | 15.7 | 42 | | | 0 |
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| 2007 | 27.8 | 36 | 38.4 | 39 | 17.1 | 29 | | | 0 |
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| 2006 | | | 36 | 59 | | | 0.07 | 77 | 5 |
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| 2005 | | | 42.7 | 14 | 11.7 | 61 | 0.25 | 51 | 3 |
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| 2004 | | | | | | | | | 10 |
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| 2003 | | | | | | | | | 13 |
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| 2002 | | | | | | | | | 15 |
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| 2001 | | | | | | | | | 11 |
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| 2000 | | | | | | | | | 12 |
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| 1999 | | | | | | | | | 10 |
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| 1997 | 24.2 | 56 | 34.4 | 65 | 14.1 | 51 | | | 0 |
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| 1995 | 31.7 | 9 | 46.1 | 3 | 16.7 | 31 | 0.14 | 67 | 1 |
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| 1993 | 13.5 | 93 | 27.6 | 95 | -0.6 | 96 | 0.26 | 48 | 0 |
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| 1992 | 33 | 5 | 46.8 | 2 | 19.3 | 15 | 0.00 | 88 | 1 |
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| 1991 | 33.3 | 4 | 47 | 1 | 19.7 | 13 | 0.04 | 83 | 0 |
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| 1990 | 24.5 | 53 | 37.8 | 47 | 11.3 | 64 | | | 0 |
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| 1989 | 7.4 | 96 | 20.7 | 100 | -5.9 | 100 | 0.09 | 75 | 0 |
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| 1988 | | | 38.9 | 37 | | | | | 3 |
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| 1987 | | | | | | | | | 13 |
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| 1986 | 25.8 | 49 | 37.3 | 51 | 14.7 | 49 | 0.90 | 8 | 1 |
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| 1985 | 18.1 | 81 | 30.5 | 86 | 5.3 | 85 | | | 2 |
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| 1984 | 30 | 21 | 42.6 | 15 | 17.4 | 26 | 0.10 | 74 | 0 |
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| 1983 | 32.6 | 7 | 44.6 | 7 | 19.8 | 12 | 0.14 | 67 | 1 |
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| 1982 | 22.1 | 68 | 33.5 | 71 | 11.3 | 64 | 0.56 | 18 | 1 |
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| 1981 | 28 | 32 | 40.8 | 26 | 15.2 | 47 | 0.41 | 30 | 0 |
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| 1980 | 28.4 | 31 | 39.6 | 32 | 17.2 | 27 | 0.39 | 35 | 0 |
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| 1979 | 23.7 | 58 | 34.6 | 64 | 12.7 | 56 | 0.51 | 21 | 0 |
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| 1978 | 26.4 | 46 | 37.6 | 48 | 15.4 | 45 | 0.56 | 18 | 1 |
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| 1977 | 30.4 | 14 | 44.5 | 8 | 16.4 | 33 | 0.04 | 83 | 0 |
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| 1976 | 29.6 | 23 | 41.1 | 25 | 18.1 | 20 | 0.11 | 72 | 1 |
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| 1975 | 17.6 | 83 | 31.4 | 82 | 3.9 | 90 | 0.76 | 15 | 0 |
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| 1974 | 30.4 | 14 | 40.4 | 27 | 20.5 | 8 | 0.21 | 55 | 0 |
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| 1973 | 24.3 | 55 | 38 | 43 | 10.6 | 69 | 0.27 | 45 | 0 |
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| 1972 | 26.6 | 45 | 37.6 | 48 | 15.6 | 43 | 0.50 | 23 | 0 |
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| 1971 | 27.9 | 34 | 37.9 | 45 | 18 | 22 | 0.39 | 35 | 0 |
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| 1970 | 31.3 | 11 | 41.8 | 22 | 20.8 | 6 | 0.06 | 81 | 0 |
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| 1969 | 20.7 | 73 | 33.3 | 73 | 8.1 | 74 | 0.18 | 62 | 0 |
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| 1968 | 29.7 | 22 | 39.9 | 30 | 19.6 | 14 | 0.31 | 41 | 0 |
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| 1967 | 30.2 | 18 | 40.4 | 27 | 20 | 11 | 0.26 | 48 | 0 |
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| 1966 | 24.4 | 54 | 36 | 59 | 12.8 | 54 | 0.21 | 55 | 0 |
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| 1965 | 26.9 | 42 | 38 | 43 | 15.9 | 39 | 0.39 | 35 | 0 |
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| 1964 | 23 | 60 | 36.9 | 54 | 9.1 | 71 | 0.21 | 55 | 0 |
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| 1963 | 35.3 | 1 | 44.8 | 6 | 25.8 | 1 | 0.45 | 26 | 0 |
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| 1962 | 22.4 | 64 | 32.7 | 77 | 11.4 | 62 | 0.78 | 14 | 2 |
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| 1961 | 34.6 | 2 | 44.4 | 9 | 24.6 | 2 | 0.07 | 77 | 1 |
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| 1960 | 22.4 | 64 | 34.4 | 65 | 10.9 | 67 | 0.31 | 41 | 1 |
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| 1959 | 18.8 | 79 | 31.3 | 83 | 6.3 | 80 | 1.18 | 5 | 0 |
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| 1958 | 32.7 | 6 | 43.6 | 10 | 21.9 | 4 | 1.03 | 7 | 0 |
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| 1957 | 24.8 | 52 | 37 | 52 | 12.6 | 57 | 0.09 | 75 | 0 |
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| 1956 | 20.4 | 75 | 31.6 | 80 | 8 | 75 | 0.16 | 65 | 1 |
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| 1955 | 20.7 | 73 | 31.6 | 80 | 9.8 | 70 | 0.03 | 86 | 0 |
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| 1954 | 34.1 | 3 | 44.9 | 5 | 23.4 | 3 | trace | 87 | 0 |
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| 1953 | 30.6 | 13 | 39.8 | 31 | 21.4 | 5 | 0.47 | 24 | 0 |
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| 1952 | 26 | 48 | 35.9 | 61 | 16.1 | 37 | 0.19 | 59 | 0 |
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| 1951 | 27.9 | 34 | 38.5 | 38 | 17.2 | 27 | 0.46 | 25 | 1 |
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| 1950 | 29 | 30 | 39.4 | 33 | 18.6 | 17 | 0.07 | 77 | 0 |
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| 1949 | 19.2 | 78 | 31.2 | 84 | 7.3 | 77 | 0.86 | 10 | 0 |
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| 1948 | 23 | 60 | 32.5 | 78 | 13.5 | 53 | 0.13 | 69 | 0 |
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| 1947 | 29.1 | 29 | 42 | 20 | 16.2 | 35 | 0.43 | 28 | 0 |
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| 1946 | 30.4 | 14 | 42.4 | 17 | 18.5 | 18 | 0.19 | 59 | 0 |
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| 1945 | 30.3 | 17 | 42.4 | 17 | 18.1 | 20 | 0.26 | 48 | 0 |
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| 1944 | 27.4 | 40 | 40.2 | 29 | 14.5 | 50 | 0.35 | 39 | 0 |
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| 1943 | 27.5 | 39 | 39.3 | 34 | 15.8 | 41 | 0.22 | 53 | 0 |
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| 1942 | 18.1 | 81 | 30 | 88 | 6.3 | 80 | 0.41 | 30 | 0 |
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| 1941 | 29.4 | 24 | 43.3 | 11 | 15.5 | 44 | 0.07 | 77 | 0 |
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| 1940 | 29.2 | 27 | 38.4 | 39 | 20.4 | 9 | 0.57 | 17 | 1 |
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| 1939 | 17.6 | 83 | 29 | 90 | 6.1 | 82 | 0.55 | 20 | 0 |
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| 1938 | 25.5 | 51 | 37 | 52 | 14.1 | 51 | 0.24 | 52 | 0 |
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| 1937 | 22.8 | 63 | 32.8 | 76 | 12.8 | 54 | 0.35 | 39 | 0 |
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| 1936 | 7 | 97 | 18.7 | 102 | -4.6 | 99 | 1.35 | 3 | 0 |
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| 1935 | 30.1 | 20 | 41.8 | 22 | 18.5 | 18 | 0.00 | 88 | 0 |
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| 1934 | 32.3 | 8 | 45.4 | 4 | 19.3 | 15 | 0.17 | 63 | 0 |
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| 1933 | 16.4 | 87 | 28 | 93 | 4.8 | 87 | 0.41 | 30 | 0 |
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| 1932 | 25.7 | 50 | 36.3 | 58 | 15 | 48 | 0.22 | 53 | 0 |
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| 1931 | 28 | 32 | 39 | 36 | 17 | 30 | 1.15 | 6 | 0 |
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| 1929 | 15.1 | 89 | 28.7 | 91 | 1.5 | 95 | 0.79 | 13 | 0 |
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| 1924 | 31.6 | 10 | 43 | 12 | 20.1 | 10 | 0.27 | 45 | 0 |
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| 1923 | 21.4 | 70 | 34.2 | 68 | 7.4 | 76 | 0.04 | 83 | 1 |
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| 1922 | 15.1 | 89 | 27.2 | 96 | 3.5 | 91 | 0.28 | 44 | 1 |
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| 1921 | 30.2 | 18 | 42.9 | 13 | 17.8 | 23 | 0.12 | 71 | 2 |
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| 1920 | 23 | 60 | 33.8 | 70 | 12.3 | 59 | 0.20 | 58 | 0 |
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| 1919 | 22.3 | 66 | 33.5 | 71 | 11 | 66 | 0.40 | 33 | 0 |
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| 1918 | 21.8 | 69 | 33 | 75 | 10.8 | 68 | 0.17 | 63 | 1 |
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| 1917 | 20.3 | 76 | 31.8 | 79 | 8.9 | 72 | 0.88 | 9 | 0 |
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| 1913 | | | | | | | 0.43 | 28 | 28 |
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| 1906 | 26.8 | 44 | 37.5 | 50 | 16.4 | 33 | 0.19 | 59 | 2 |
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| 1905 | 16.7 | 86 | 28.3 | 92 | 4.5 | 88 | | | 1 |
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| 1904 | 26.9 | 42 | 38.4 | 39 | 15.4 | 45 | | | 0 |
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| 1903 | 17.2 | 85 | 29.5 | 89 | 5.1 | 86 | 0.05 | 82 | 2 |
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| 1902 | 27.7 | 38 | 38.2 | 42 | 17.8 | 23 | | | 2 |
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| 1901 | | | | | 12.6 | 57 | 0.13 | 69 | 6 |
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| 1899 | 13.3 | 94 | 27.9 | 94 | -1.4 | 97 | 2.30 | 1 | 0 |
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| 1898 | 31 | 12 | 41.4 | 24 | 20.6 | 7 | 0.40 | 33 | 0 |
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| 1897 | | | 34.2 | 68 | | | 0.38 | 38 | 4 |
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| 1896 | 29.3 | 25 | 42.3 | 19 | 16.2 | 35 | 0.44 | 27 | 2 |
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| 1895 | 20.9 | 71 | 36.4 | 57 | 6 | 83 | 0.59 | 16 | 1 |
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| 1894 | | | 30.2 | 87 | 2.1 | 94 | 0.11 | 72 | 3 |
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| 1893 | 23.5 | 59 | 34.7 | 63 | 12.3 | 59 | 0.30 | 43 | 0 |
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