Every February in Tri-Cities, WA from 1894 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 | 38 | 49.2 | 49 | 32.4 | 33 | 1.38 | 11 | 0 |
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| 2025 | 33.3 | 107 | 41.9 | 113 | 24.6 | 107 | 1.03 | 24 | 0 |
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| 2024 | 42.2 | 23 | 51.2 | 31 | 33.1 | 26 | 0.47 | 81 | 0 |
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| 2023 | 37.7 | 77 | 48.5 | 59 | 26.9 | 96 | 0.24 | 107 | 0 |
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| 2022 | 38.1 | 73 | 51.3 | 30 | 25 | 104 | 0.16 | 115 | 0 |
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| 2021 | 36.3 | 95 | 45.5 | 96 | 27.2 | 95 | 0.65 | 63 | 0 |
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| 2020 | 42 | 25 | 55 | 4 | 29 | 74 | 0.32 | 104 | 0 |
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| 2019 | 24.8 | 120 | 32.3 | 126 | 17.4 | 122 | 1.16 | 18 | 0 |
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| 2018 | 39.3 | 56 | 49.8 | 46 | 28.8 | 79 | 0.40 | 93 | 0 |
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| 2017 | 32.8 | 110 | 40.6 | 117 | 25 | 104 | 1.62 | 4 | 0 |
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| 2016 | 43.5 | 12 | 54.6 | 7 | 32.4 | 33 | 0.38 | 95 | 0 |
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| 2015 | 43 | 15 | 54.8 | 5 | 31.3 | 41 | 0.54 | 73 | 0 |
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| 2014 | 35.5 | 101 | 42.5 | 111 | 28.5 | 80 | 0.62 | 67 | 0 |
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| 2013 | 39.5 | 50 | 51.6 | 26 | 27.3 | 92 | 0.12 | 117 | 0 |
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| 2012 | 39.4 | 51 | 48.2 | 63 | 30.7 | 51 | 0.64 | 64 | 1 |
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| 2011 | 37.4 | 83 | 48 | 68 | 26.8 | 98 | 0.35 | 99 | 0 |
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| 2010 | 41.6 | 29 | 52.4 | 20 | 30.8 | 47 | 0.50 | 77 | 0 |
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| 2009 | 35.9 | 97 | 45.3 | 97 | 26.6 | 100 | 0.64 | 64 | 0 |
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| 2008 | 41.7 | 28 | 51.7 | 25 | 31.8 | 37 | 0.44 | 88 | 0 |
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| 2007 | 39.2 | 58 | 47.6 | 72 | 30.8 | 47 | 0.88 | 42 | 0 |
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| 2006 | 37.3 | 84 | 48.7 | 56 | 25.9 | 102 | 0.24 | 107 | 0 |
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| 2005 | 37.9 | 74 | 53 | 15 | 22.8 | 114 | 0.05 | 121 | 0 |
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| 2004 | 37.8 | 76 | 46.5 | 86 | 29.1 | 73 | 0.70 | 56 | 0 |
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| 2003 | 39.7 | 48 | 51 | 33 | 28.4 | 81 | 0.89 | 38 | 0 |
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| 2002 | 37.7 | 77 | 50.5 | 39 | 24.9 | 106 | 0.91 | 37 | 0 |
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| 2001 | 36.5 | 93 | 46.1 | 92 | 26.9 | 96 | 0.27 | 105 | 0 |
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| 2000 | 39.2 | 58 | 48.9 | 52 | 29.4 | 69 | 1.20 | 16 | 0 |
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| 1999 | 43 | 15 | 52.3 | 21 | 33.7 | 19 | 0.71 | 55 | 0 |
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| 1998 | 42.7 | 21 | 51.2 | 31 | 34.3 | 13 | 0.94 | 35 | 0 |
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| 1997 | 40.7 | 40 | 48.5 | 59 | 32.9 | 27 | 0.69 | 57 | 0 |
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| 1996 | 33.7 | 106 | 42.8 | 108 | 24.6 | 107 | 1.36 | 12 | 0 |
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| 1995 | 43.7 | 9 | 53.1 | 14 | 34.5 | 11 | 0.46 | 83 | 1 |
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| 1994 | 36.7 | 91 | 43.9 | 103 | 29.5 | 66 | 0.89 | 38 | 0 |
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| 1993 | 30.6 | 115 | 36.6 | 123 | 24.6 | 107 | 0.89 | 38 | 0 |
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| 1992 | 42.9 | 19 | 50.4 | 41 | 35.4 | 6 | 1.11 | 20 | 0 |
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| 1991 | 44.1 | 8 | 54.2 | 10 | 34 | 15 | 0.51 | 76 | 0 |
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| 1990 | 39.3 | 56 | 48.3 | 62 | 30.4 | 56 | 0.69 | 57 | 0 |
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| 1989 | 26.2 | 119 | 34.4 | 124 | 18 | 121 | 1.20 | 16 | 0 |
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| 1988 | 41.1 | 36 | 52.7 | 17 | 29.5 | 66 | 0.02 | 123 | 0 |
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| 1987 | 41.2 | 34 | 50.1 | 45 | 32.3 | 36 | 0.43 | 90 | 1 |
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| 1986 | 39.4 | 51 | 48.8 | 54 | 30 | 57 | 1.56 | 5 | 0 |
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| 1985 | 31.5 | 113 | 42.8 | 108 | 20.2 | 119 | 0.84 | 46 | 0 |
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| 1984 | | | 49.8 | 46 | | | 0.88 | 42 | 7 |
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| 1983 | | | 52.6 | 18 | | | 1.48 | 7 | 9 |
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| 1982 | | | 51.6 | 26 | | | 0.45 | 85 | 4 |
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| 1981 | 40.1 | 43 | 49.8 | 46 | 30.5 | 54 | 0.77 | 51 | 0 |
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| 1980 | 36.3 | 95 | 43 | 106 | 29.5 | 66 | 1.30 | 13 | 0 |
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| 1979 | 36.7 | 91 | 44.5 | 100 | 28.9 | 76 | 0.33 | 102 | 0 |
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| 1978 | 39.4 | 51 | 46.4 | 88 | 32.5 | 31 | 1.01 | 26 | 0 |
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| 1977 | 41.5 | 33 | 50.6 | 38 | 32.4 | 33 | 0.49 | 78 | 0 |
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| 1976 | 40.4 | 41 | 48.9 | 52 | 31.8 | 37 | 0.46 | 83 | 0 |
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| 1975 | 35.8 | 98 | 45 | 99 | 26.6 | 100 | 1.04 | 22 | 0 |
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| 1974 | 43.2 | 14 | 51.6 | 26 | 34.8 | 10 | 0.56 | 71 | 0 |
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| 1973 | 39.4 | 51 | 48.7 | 56 | 30 | 57 | 0.48 | 79 | 0 |
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| 1972 | 38.6 | 68 | 47.3 | 76 | 29.9 | 60 | 0.44 | 88 | 0 |
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| 1971 | 40.8 | 38 | 50.8 | 36 | 30.9 | 43 | 0.22 | 109 | 0 |
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| 1970 | 41.2 | 34 | 49 | 51 | 33.4 | 22 | 1.26 | 14 | 0 |
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| 1969 | 34.2 | 104 | 40.7 | 115 | 27.7 | 88 | 0.45 | 85 | 1 |
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| 1968 | 43.6 | 11 | 53 | 15 | 34.1 | 14 | 0.66 | 62 | 0 |
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| 1967 | 45.4 | 4 | 55.6 | 2 | 35.1 | 9 | trace | 125 | 0 |
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| 1966 | 41.6 | 29 | 50.4 | 41 | 32.8 | 29 | 0.15 | 116 | 0 |
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| 1965 | 42.8 | 20 | 52.2 | 22 | 33.5 | 20 | 0.06 | 120 | 0 |
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| 1964 | 41.6 | 29 | 52.6 | 18 | 30.6 | 52 | 0.02 | 123 | 0 |
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| 1963 | 40.4 | 41 | 47.7 | 71 | 33.2 | 25 | 1.21 | 15 | 0 |
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| 1962 | 39.1 | 60 | 47.2 | 78 | 30.9 | 43 | 0.72 | 54 | 0 |
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| 1961 | 47.5 | 2 | 55.6 | 2 | 39.7 | 1 | 1.83 | 2 | 1 |
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| 1960 | 38.6 | 68 | 48.2 | 63 | 29 | 74 | 0.76 | 53 | 0 |
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| 1959 | 39 | 63 | 46.5 | 86 | 31.5 | 39 | 0.89 | 38 | 0 |
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| 1958 | 45.2 | 5 | 53.7 | 13 | 36.8 | 3 | 1.69 | 3 | 0 |
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| 1957 | 37.3 | 84 | 45.3 | 97 | 29.3 | 71 | 0.37 | 97 | 0 |
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| 1956 | | | | | | | 0.96 | 34 | 11 |
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| 1955 | 37.9 | 74 | 47.4 | 73 | 28.3 | 82 | 0.17 | 114 | 0 |
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| 1954 | 41.6 | 29 | 46.8 | 83 | 36.5 | 4 | 0.21 | 111 | 0 |
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| 1953 | 43 | 15 | 52.1 | 24 | 33.9 | 17 | 0.48 | 79 | 0 |
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| 1952 | 39.8 | 47 | 48.8 | 54 | 30.9 | 43 | 0.84 | 46 | 0 |
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| 1951 | 39 | 63 | 48.1 | 65 | 30 | 57 | 0.83 | 48 | 0 |
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| 1950 | 33.1 | 108 | 42.3 | 112 | 23.9 | 111 | 0.92 | 36 | 0 |
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| 1949 | 34.3 | 103 | 43 | 106 | 25.7 | 103 | 1.01 | 26 | 0 |
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| 1948 | 35.7 | 100 | 44.2 | 102 | 27.3 | 92 | 1.13 | 19 | 2 |
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| 1947 | 39.6 | 49 | 50.2 | 44 | 28.9 | 76 | 0.41 | 91 | 0 |
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| 1946 | | | | | 30.6 | 52 | 0.41 | 91 | 28 |
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| 1945 | 42.2 | 23 | 51 | 33 | 33.5 | 20 | 0.99 | 30 | 0 |
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| 1944 | 38.3 | 71 | 46.8 | 83 | 29.8 | 62 | 0.77 | 51 | 0 |
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| 1943 | 38.7 | 67 | 46.2 | 90 | 31.2 | 42 | 0.47 | 81 | 0 |
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| 1942 | 38.4 | 70 | 46.9 | 81 | 29.9 | 60 | 0.69 | 57 | 0 |
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| 1941 | 39.1 | 60 | 48.7 | 56 | 29.4 | 69 | 0.87 | 44 | 0 |
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| 1940 | 39.9 | 45 | 47 | 80 | 32.8 | 29 | 3.57 | 1 | 0 |
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| 1939 | 36.8 | 90 | 45.7 | 95 | 27.9 | 85 | | | 0 |
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| 1938 | 37 | 88 | 43.5 | 104 | 30.5 | 54 | | | 0 |
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| 1937 | 30.8 | 114 | 39.1 | 121 | 22.4 | 116 | 0.61 | 69 | 0 |
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| 1936 | 22.1 | 122 | 29.3 | 127 | 14.9 | 123 | 0.97 | 33 | 0 |
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| 1935 | 39.1 | 60 | 47.2 | 78 | 30.9 | 43 | 0.54 | 73 | 0 |
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| 1934 | 43 | 15 | 54.8 | 5 | 31.4 | 40 | 0.20 | 112 | 1 |
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| 1933 | 30 | 117 | 38.5 | 122 | 21.5 | 117 | 1.10 | 21 | 0 |
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| 1932 | 36.4 | 94 | 44.4 | 101 | 28.3 | 82 | 0.68 | 60 | 0 |
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| 1931 | 39.4 | 51 | 48.1 | 65 | 30.8 | 47 | 0.33 | 102 | 0 |
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| 1930 | 43.4 | 13 | 52.2 | 22 | 34.5 | 11 | 1.02 | 25 | 1 |
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| 1929 | 22.4 | 121 | 32.4 | 125 | 12.4 | 124 | 0.11 | 118 | 0 |
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| 1928 | 37.5 | 82 | 47.4 | 73 | 27.6 | 90 | 0.22 | 109 | 0 |
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| 1927 | 40.9 | 37 | 48.4 | 61 | 33.3 | 23 | 1.04 | 22 | 0 |
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| 1926 | 44.9 | 7 | 53.8 | 12 | 36 | 5 | 0.62 | 67 | 0 |
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| 1925 | 45.9 | 3 | 54.6 | 7 | 37.1 | 2 | 0.67 | 61 | 0 |
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| 1924 | 45 | 6 | 54.6 | 7 | 35.4 | 6 | 0.81 | 49 | 0 |
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| 1923 | 30.2 | 116 | 39.6 | 120 | 20.8 | 118 | 0.80 | 50 | 0 |
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| 1922 | 32.5 | 112 | 40.7 | 115 | 24.4 | 110 | 0.38 | 95 | 0 |
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| 1921 | 38.9 | 65 | 48.1 | 65 | 29.7 | 64 | 1.55 | 6 | 1 |
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| 1920 | 37.7 | 77 | 47.8 | 69 | 27.7 | 88 | 0.35 | 99 | 0 |
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| 1919 | 38.9 | 65 | 49.1 | 50 | 28.9 | 76 | 1.40 | 9 | 1 |
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| 1918 | 37.2 | 86 | 46.9 | 81 | 27.8 | 86 | 0.63 | 66 | 1 |
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| 1917 | 36.9 | 89 | 45.9 | 93 | 27.8 | 86 | 0.39 | 94 | 0 |
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| 1916 | 34.2 | 104 | 41 | 114 | 27.3 | 92 | | | 0 |
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| 1915 | | | 50.8 | 36 | | | 1.39 | 10 | 5 |
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| 1914 | | | 46.2 | 90 | 29.6 | 65 | | | 4 |
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| 1913 | 28.6 | 118 | 39.9 | 118 | 18.3 | 120 | 0.26 | 106 | 1 |
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| 1912 | 41.8 | 27 | 51 | 33 | 32.5 | 31 | 0.60 | 70 | 1 |
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| 1911 | 34.8 | 102 | 46.3 | 89 | 23.4 | 113 | 0.86 | 45 | 0 |
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| 1910 | | | | | | | 0.98 | 31 | 5 |
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| 1909 | 41.9 | 26 | 50.4 | 41 | 33.3 | 23 | 0.45 | 85 | 1 |
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| 1908 | 37.7 | 77 | 47.3 | 76 | 28 | 84 | 0.36 | 98 | 0 |
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| 1907 | 37.1 | 87 | 43.4 | 105 | 30.8 | 47 | 0.98 | 31 | 0 |
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| 1906 | 39.9 | 45 | 45.8 | 94 | 34 | 15 | 1.00 | 28 | 2 |
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| 1905 | 35.8 | 98 | 47.4 | 73 | 23.9 | 111 | 0.11 | 118 | 1 |
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| 1904 | 38.2 | 72 | 46.6 | 85 | 29.8 | 62 | 1.43 | 8 | 0 |
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| 1900 | 37.7 | 77 | 47.8 | 69 | 27.6 | 90 | 0.56 | 71 | 0 |
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| 1899 | 32.8 | 110 | 42.7 | 110 | 22.5 | 115 | | | 1 |
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| 1898 | 43.7 | 9 | 53.9 | 11 | 33.9 | 17 | 0.52 | 75 | 2 |
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| 1897 | 40 | 44 | 50.5 | 39 | 29.3 | 71 | 1.00 | 28 | 2 |
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| 1896 | 47.9 | 1 | 60.2 | 1 | 35.3 | 8 | 0.05 | 121 | 1 |
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| 1895 | 42.5 | 22 | 51.6 | 26 | 32.9 | 27 | 0.18 | 113 | 1 |
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| 1894 | 33.1 | 108 | 39.9 | 118 | 26.8 | 98 | 0.34 | 101 | 2 |
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