Every January in Salmon, ID from 1906 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 | 23.1 | 28 | 32.8 | 31 | 13.4 | 33 | 0.09 | 104 | 0 |
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| 2025 | 16.7 | 71 | 26.4 | 77 | 6.9 | 67 | 0.54 | 59 | 0 |
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| 2024 | 19.3 | 54 | 28.4 | 65 | 10.2 | 50 | | | 0 |
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| 2023 | 19.5 | 50 | 28.4 | 65 | 10.6 | 47 | | | 0 |
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| 2022 | 12.5 | 87 | 23.5 | 93 | 1.6 | 88 | 1.43 | 4 | 0 |
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| 2021 | 19.2 | 55 | 30.2 | 47 | 8.2 | 59 | 0.44 | 70 | 0 |
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| 2020 | 21 | 43 | 31.1 | 40 | 10.8 | 44 | | | 0 |
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| 2019 | 21 | 43 | 29.4 | 56 | 12.7 | 35 | | | 0 |
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| 2018 | 27.6 | 11 | 34.8 | 16 | 20.3 | 8 | 0.70 | 39 | 0 |
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| 2017 | | | 13.7 | 103 | | | | | 4 |
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| 2016 | | | | | | | 0.75 | 34 | 5 |
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| 2015 | 21.4 | 40 | 27.7 | 71 | 15.2 | 25 | 0.67 | 42 | 0 |
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| 2014 | 24.2 | 26 | 33.2 | 28 | 15.3 | 24 | 0.64 | 46 | 0 |
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| 2013 | 12.3 | 89 | 20.9 | 100 | 3.6 | 83 | 0.57 | 53 | 0 |
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| 2012 | 25.9 | 19 | 34.8 | 16 | 17 | 17 | 0.21 | 97 | 0 |
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| 2011 | 16.7 | 71 | 24.1 | 88 | 9.3 | 53 | 0.88 | 24 | 0 |
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| 2010 | 23.3 | 27 | 31.1 | 40 | 15.5 | 22 | | | 0 |
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| 2009 | 21.2 | 41 | 28.3 | 67 | 14.2 | 31 | | | 0 |
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| 2008 | | | | | | | 0.16 | 100 | 13 |
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| 2007 | 19.1 | 57 | 27.7 | 71 | 10.5 | 48 | 0.13 | 101 | 0 |
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| 2006 | 26 | 18 | 33.1 | 29 | 18.8 | 12 | 0.68 | 41 | 2 |
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| 2005 | | | | | | | 0.42 | 73 | 7 |
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| 2004 | | | 25.5 | 81 | | | 0.74 | 36 | 7 |
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| 2003 | 28.8 | 6 | 33.6 | 21 | 24 | 2 | 1.04 | 17 | 0 |
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| 2002 | | | 29.7 | 52 | | | 0.27 | 87 | 16 |
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| 2001 | | | 22.3 | 97 | | | 0.55 | 56 | 11 |
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| 2000 | 22.4 | 30 | 30.4 | 44 | 14.6 | 28 | 1.09 | 14 | 1 |
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| 1999 | 29 | 5 | 35.2 | 14 | 22 | 4 | 0.92 | 21 | 3 |
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| 1998 | 24.7 | 23 | 34.4 | 18 | 15.2 | 25 | 1.14 | 10 | 2 |
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| 1997 | 24.4 | 25 | 32.8 | 31 | 16 | 19 | 1.22 | 5 | 0 |
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| 1996 | 21.5 | 39 | 31.3 | 36 | 11.7 | 37 | 0.60 | 50 | 0 |
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| 1995 | 22.8 | 29 | 31.2 | 37 | 14.6 | 28 | 0.56 | 55 | 1 |
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| 1994 | 26.2 | 17 | 35.7 | 12 | 16.6 | 18 | 0.45 | 67 | 0 |
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| 1993 | 14.8 | 81 | 24.7 | 86 | 4.9 | 75 | 0.30 | 83 | 1 |
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| 1992 | 21.7 | 35 | 30.4 | 44 | 13 | 34 | 0.07 | 107 | 0 |
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| 1991 | 15.2 | 80 | 25.5 | 81 | 5 | 74 | 0.27 | 87 | 0 |
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| 1990 | 30.1 | 3 | 38.8 | 4 | 21.5 | 5 | 0.43 | 71 | 0 |
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| 1989 | 21.7 | 35 | 32.4 | 33 | 11 | 41 | 0.74 | 36 | 0 |
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| 1988 | 21.2 | 41 | 29.9 | 50 | 12.4 | 36 | 0.26 | 91 | 0 |
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| 1987 | 21.6 | 37 | 31.6 | 35 | 11.6 | 38 | 0.21 | 97 | 0 |
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| 1986 | 19 | 58 | 29.2 | 58 | 8.9 | 57 | 0.90 | 22 | 0 |
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| 1985 | 16.5 | 73 | 26.2 | 78 | 6.8 | 69 | 0.32 | 82 | 0 |
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| 1984 | 15.9 | 75 | 24.9 | 84 | 6.9 | 67 | 0.45 | 67 | 1 |
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| 1983 | 28.6 | 7 | 37.5 | 8 | 19.5 | 9 | 0.41 | 75 | 1 |
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| 1982 | | | | | 10.9 | 42 | 0.65 | 44 | 5 |
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| 1981 | 28.4 | 9 | 35.6 | 13 | 20.9 | 7 | 0.09 | 104 | 2 |
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| 1980 | 20.2 | 48 | 29.1 | 60 | 11.4 | 39 | 0.84 | 26 | 1 |
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| 1979 | 2.8 | 98 | 13.9 | 102 | -8.3 | 98 | 1.12 | 11 | 0 |
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| 1978 | 25.8 | 20 | 33.6 | 21 | 18 | 14 | 0.57 | 53 | 0 |
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| 1977 | 12.3 | 89 | 23.5 | 93 | 1 | 89 | 0.51 | 63 | 0 |
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| 1976 | 20.4 | 46 | 30.2 | 47 | 10.5 | 48 | 1.22 | 5 | 0 |
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| 1975 | 19.7 | 49 | 30.2 | 47 | 9.1 | 56 | 1.48 | 3 | 0 |
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| 1974 | 19.5 | 50 | 28.3 | 67 | 10.8 | 44 | 0.86 | 25 | 0 |
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| 1973 | 18.1 | 64 | 27.9 | 70 | 8.2 | 59 | 0.36 | 79 | 1 |
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| 1972 | 19.5 | 50 | 29.4 | 56 | 9.5 | 52 | 0.82 | 28 | 0 |
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| 1971 | 22.4 | 30 | 30.3 | 46 | 14.5 | 30 | 1.52 | 2 | 0 |
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| 1970 | 26.3 | 16 | 33.8 | 19 | 18.8 | 12 | 1.10 | 13 | 2 |
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| 1969 | 24.8 | 21 | 33.5 | 25 | 15.8 | 20 | 0.90 | 22 | 1 |
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| 1968 | 18.5 | 60 | 29 | 61 | 8.1 | 62 | 0.43 | 71 | 0 |
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| 1967 | 30.2 | 2 | 38 | 6 | 22.4 | 3 | 1.08 | 15 | 0 |
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| 1966 | 26.9 | 12 | 36.3 | 10 | 17.4 | 16 | 0.33 | 80 | 0 |
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| 1965 | 26.4 | 15 | 33.6 | 21 | 19.2 | 10 | 1.22 | 5 | 0 |
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| 1964 | 18.7 | 59 | 28.5 | 62 | 8.9 | 57 | 0.49 | 65 | 0 |
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| 1963 | 13.1 | 85 | 23.7 | 90 | 2.5 | 86 | 0.72 | 38 | 0 |
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| 1962 | 11 | 92 | 23.6 | 92 | -1.7 | 92 | 0.61 | 48 | 0 |
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| 1961 | 20.5 | 45 | 35.9 | 11 | 5.1 | 72 | 0.17 | 99 | 0 |
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| 1960 | 13.1 | 85 | 25.9 | 79 | 0.4 | 90 | 0.53 | 61 | 0 |
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| 1959 | 24.6 | 24 | 35 | 15 | 14.1 | 32 | 0.28 | 86 | 0 |
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| 1958 | 17.7 | 66 | 30.5 | 43 | 4.8 | 76 | 0.46 | 66 | 0 |
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| 1957 | 8.9 | 96 | 22.6 | 96 | -4.7 | 97 | 0.69 | 40 | 0 |
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| 1956 | 20.3 | 47 | 31.2 | 37 | 9.3 | 53 | 1.72 | 1 | 0 |
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| 1955 | 17.1 | 68 | 28.5 | 62 | 5.8 | 71 | 0.25 | 93 | 0 |
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| 1954 | 28.6 | 7 | 39.3 | 2 | 17.9 | 15 | 0.27 | 87 | 0 |
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| 1953 | 34.3 | 1 | 42.9 | 1 | 25.7 | 1 | 1.04 | 17 | 0 |
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| 1952 | 15.6 | 77 | 28.5 | 62 | 2.7 | 85 | 0.33 | 80 | 0 |
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| 1951 | 15.6 | 77 | 27.2 | 75 | 4 | 80 | 0.55 | 56 | 0 |
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| 1950 | 19.4 | 53 | 29.5 | 54 | 9.3 | 53 | 0.51 | 63 | 0 |
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| 1949 | -2.4 | 99 | 11.3 | 104 | -16.1 | 100 | 0.08 | 106 | 0 |
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| 1948 | 22.1 | 33 | 33.3 | 26 | 10.8 | 44 | 0.24 | 94 | 1 |
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| 1947 | 14.5 | 83 | 27.3 | 73 | 1.7 | 87 | 0.23 | 95 | 0 |
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| 1946 | 21.6 | 37 | 33.6 | 21 | 9.7 | 51 | 0.80 | 31 | 0 |
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| 1945 | 22.3 | 32 | 33.3 | 26 | 11.3 | 40 | 0.23 | 95 | 0 |
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| 1944 | 11.2 | 91 | 25.8 | 80 | -3.4 | 95 | 0.58 | 51 | 0 |
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| 1943 | 14.7 | 82 | 25.5 | 81 | 4 | 80 | 1.18 | 9 | 0 |
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| 1942 | 9 | 95 | 21.1 | 98 | -3.2 | 94 | 1.05 | 16 | 0 |
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| 1941 | 18.1 | 64 | 29.8 | 51 | 6.3 | 70 | 0.27 | 87 | 0 |
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| 1940 | 17.1 | 68 | 27.1 | 76 | 7.2 | 65 | 1.01 | 19 | 0 |
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| 1939 | 26.7 | 14 | 37.7 | 7 | 15.7 | 21 | 0.61 | 48 | 1 |
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| 1938 | 19.2 | 55 | 31.2 | 37 | 7.3 | 64 | 0.79 | 33 | 0 |
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| 1937 | 3.1 | 97 | 15 | 101 | -8.8 | 99 | 0.45 | 67 | 2 |
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| 1936 | | | | | | | 1.11 | 12 | 5 |
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| 1935 | | | | | | | 0.10 | 102 | 5 |
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| 1934 | 30 | 4 | 38.9 | 3 | 21.1 | 6 | 0.42 | 73 | 2 |
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| 1933 | | | | | | | 0.26 | 91 | 7 |
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| 1932 | | | | | | | 0.29 | 85 | 31 |
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| 1931 | 18.5 | 60 | 32 | 34 | 5.1 | 72 | 0.30 | 83 | 2 |
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| 1930 | | | | | | | 0.67 | 42 | 7 |
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| 1929 | | | | | | | 0.82 | 28 | 6 |
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| 1928 | | | | | | | 1.01 | 19 | 31 |
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| 1927 | | | | | | | 0.53 | 61 | 10 |
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| 1926 | 12.5 | 87 | 24.8 | 85 | 0.2 | 91 | 0.41 | 75 | 0 |
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| 1925 | | | | | | | | | 12 |
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| 1924 | | | 24.7 | 86 | | | 0.40 | 77 | 4 |
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| 1923 | | | | | | | | | 6 |
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| 1922 | | | | | | | | | 6 |
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| 1921 | 22 | 34 | 33.1 | 29 | 10.9 | 42 | | | 0 |
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| 1920 | 15.6 | 77 | 28 | 69 | 3.1 | 84 | 0.54 | 59 | 2 |
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| 1918 | 24.8 | 21 | 33.8 | 19 | 15 | 27 | | | 2 |
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| 1917 | 16.1 | 74 | 27.3 | 73 | 4.8 | 76 | 0.55 | 56 | 0 |
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| 1916 | 9.1 | 94 | 21.1 | 98 | -2.8 | 93 | 0.75 | 34 | 0 |
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| 1915 | 17.7 | 66 | 30.9 | 42 | 4.5 | 78 | 0.65 | 44 | 0 |
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| 1914 | 26.8 | 13 | 38.2 | 5 | 15.4 | 23 | 0.81 | 30 | 0 |
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| 1913 | 18.4 | 62 | 29.2 | 58 | 8.2 | 59 | 0.63 | 47 | 1 |
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| 1912 | 15.7 | 76 | 23.7 | 90 | 7.6 | 63 | 0.37 | 78 | 2 |
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| 1911 | | | | | | | | | 20 |
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| 1910 | 10 | 93 | 24.1 | 88 | -3.8 | 96 | 0.80 | 31 | 1 |
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| 1909 | 27.9 | 10 | 36.9 | 9 | 18.9 | 11 | 0.84 | 26 | 0 |
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| 1908 | 17.1 | 68 | 29.7 | 52 | 4.5 | 78 | 0.10 | 102 | 0 |
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| 1907 | 13.5 | 84 | 23.1 | 95 | 3.9 | 82 | 0.58 | 51 | 0 |
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| 1906 | 18.4 | 62 | 29.5 | 54 | 7.2 | 65 | 1.20 | 8 | 0 |
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