Every February in Lancaster, CA from 1945 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 | 50.6 | 12 | 65.3 | 18 | 35.9 | 23 | 1.49 | 25 | 0 |
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| 2025 | 52.8 | 4 | 66.7 | 10 | 39 | 6 | 0.78 | 39 | 0 |
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| 2024 | 48.1 | 36 | 58.4 | 61 | 37.9 | 15 | 3.87 | 7 | 0 |
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| 2023 | 43.5 | 73 | 57.5 | 68 | 29.5 | 66 | 1.86 | 18 | 0 |
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| 2022 | 45.5 | 58 | 64.6 | 20 | 26.5 | 77 | 0.27 | 59 | 0 |
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| 2021 | 49 | 25 | 64.4 | 23 | 33.6 | 37 | 0.01 | 72 | 0 |
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| 2020 | 49.7 | 19 | 67.5 | 5 | 31.9 | 54 | trace | 74 | 0 |
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| 2019 | 43 | 74 | 52.7 | 78 | 33.4 | 40 | 1.92 | 15 | 0 |
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| 2018 | 46.9 | 47 | 63.4 | 27 | 30.4 | 62 | 0.17 | 61 | 0 |
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| 2017 | 51 | 11 | 61.3 | 43 | 40.6 | 1 | 1.88 | 16 | 0 |
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| 2016 | 51.4 | 9 | 69.9 | 2 | 32.8 | 48 | 0.03 | 70 | 0 |
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| 2015 | 53.1 | 2 | 70.4 | 1 | 35.8 | 26 | 0.40 | 55 | 0 |
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| 2014 | 52.9 | 3 | 67.5 | 5 | 38.2 | 11 | 1.82 | 19 | 0 |
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| 2013 | 45.5 | 58 | 62.4 | 33 | 28.5 | 70 | 0.20 | 60 | 0 |
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| 2012 | 47.2 | 45 | 62.6 | 29 | 31.8 | 55 | 0.31 | 57 | 0 |
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| 2011 | 44.1 | 70 | 58.3 | 62 | 30 | 63 | 1.32 | 29 | 0 |
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| 2010 | 48.3 | 34 | 59.9 | 52 | 36.8 | 20 | 1.68 | 21 | 0 |
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| 2009 | 46.2 | 54 | 57.9 | 63 | 34.4 | 31 | 2.38 | 13 | 0 |
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| 2008 | 48.2 | 35 | 62.4 | 33 | 33.9 | 35 | 0.48 | 51 | 0 |
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| 2007 | 48.4 | 31 | 62.5 | 32 | 34.4 | 31 | 0.71 | 41 | 0 |
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| 2006 | 47.7 | 38 | 65.4 | 17 | 29.9 | 64 | 1.00 | 34 | 0 |
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| 2005 | 48.5 | 30 | 58.9 | 59 | 38.2 | 11 | 4.71 | 5 | 0 |
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| 2004 | 45.5 | 58 | 57.5 | 68 | 33.5 | 39 | 1.88 | 16 | 0 |
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| 2003 | 45.9 | 57 | 57.9 | 63 | 33.9 | 35 | 3.55 | 9 | 0 |
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| 2002 | 47.6 | 41 | 66.7 | 10 | 28.5 | 70 | 0.06 | 68 | 0 |
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| 2001 | 44.8 | 63 | 55.1 | 75 | 34.5 | 30 | 3.73 | 8 | 0 |
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| 2000 | 48.4 | 31 | 59.2 | 58 | 37.7 | 17 | 1.76 | 20 | 0 |
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| 1999 | 48.6 | 27 | 61.4 | 40 | 35.8 | 26 | 0.49 | 50 | 0 |
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| 1998 | 46.1 | 56 | 54 | 77 | 38.2 | 11 | 6.23 | 1 | 0 |
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| 1997 | 46.7 | 50 | 60.6 | 47 | 32.7 | 49 | 0.00 | 78 | 0 |
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| 1996 | 51.2 | 10 | 62.2 | 36 | 40.1 | 4 | 1.61 | 22 | 0 |
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| 1995 | 52.7 | 5 | 66.3 | 12 | 39.1 | 5 | 0.17 | 61 | 0 |
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| 1994 | 44.3 | 66 | 55.4 | 73 | 33.2 | 43 | 1.40 | 26 | 0 |
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| 1993 | 46.9 | 47 | 55 | 76 | 38.7 | 9 | 5.96 | 2 | 0 |
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| 1992 | 49.2 | 21 | 60.3 | 51 | 38 | 14 | 5.81 | 3 | 0 |
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| 1991 | | | | | | | 1.29 | 30 | 7 |
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| 1990 | 45.3 | 61 | 59.9 | 52 | 30.7 | 58 | 0.52 | 47 | 0 |
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| 1989 | 44.9 | 62 | 56.7 | 72 | 33 | 45 | 1.59 | 23 | 0 |
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| 1988 | 48.6 | 27 | 64.8 | 19 | 32.4 | 52 | 0.57 | 44 | 0 |
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| 1987 | 47.4 | 44 | 61.2 | 44 | 33.6 | 37 | 0.41 | 54 | 0 |
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| 1986 | 50.5 | 13 | 62.1 | 37 | 38.8 | 8 | 1.08 | 32 | 0 |
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| 1985 | 46.7 | 50 | 62.6 | 29 | 30.7 | 58 | trace | 74 | 0 |
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| 1984 | 46.2 | 54 | 63.1 | 28 | 29.3 | 68 | 0.00 | 78 | 0 |
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| 1983 | 48 | 37 | 58.6 | 60 | 37.3 | 19 | 2.22 | 14 | 0 |
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| 1982 | 49.1 | 23 | 61.5 | 39 | 36.7 | 22 | 1.52 | 24 | 0 |
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| 1981 | 49.8 | 18 | 64.1 | 24 | 35.4 | 28 | 0.82 | 36 | 0 |
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| 1980 | 50 | 17 | 61.2 | 44 | 38.9 | 7 | 5.71 | 4 | 0 |
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| 1979 | 41.9 | 76 | 52.5 | 79 | 31.4 | 57 | 1.06 | 33 | 0 |
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| 1978 | 48.7 | 26 | 59.5 | 56 | 37.9 | 15 | 3.97 | 6 | 0 |
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| 1977 | 49.2 | 21 | 66.1 | 14 | 32.3 | 53 | trace | 74 | 0 |
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| 1976 | 48.4 | 31 | 60.9 | 46 | 35.9 | 23 | 1.39 | 28 | 0 |
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| 1975 | 46.4 | 52 | 59.9 | 52 | 33 | 45 | 0.69 | 43 | 0 |
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| 1972 | 50.2 | 15 | 67 | 8 | 33.3 | 42 | 0.01 | 72 | 0 |
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| 1971 | 47.7 | 38 | 63.6 | 25 | 31.7 | 56 | 0.15 | 63 | 0 |
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| 1970 | 49.5 | 20 | 64.6 | 20 | 34.3 | 33 | 0.80 | 37 | 0 |
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| 1969 | 44.2 | 67 | 55.3 | 74 | 33.1 | 44 | 2.90 | 11 | 0 |
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| 1968 | 51.9 | 7 | 66.2 | 13 | 37.5 | 18 | 0.44 | 53 | 0 |
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| 1967 | 47.6 | 41 | 65.8 | 15 | 29.4 | 67 | trace | 74 | 0 |
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| 1966 | 43.8 | 72 | 57.8 | 65 | 29.8 | 65 | 0.70 | 42 | 1 |
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| 1965 | 47.1 | 46 | 63.6 | 25 | 30.6 | 60 | 0.02 | 71 | 0 |
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| 1964 | 44.2 | 67 | 61.4 | 40 | 27 | 74 | 0.07 | 67 | 0 |
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| 1963 | 55 | 1 | 69.7 | 3 | 40.3 | 3 | 0.52 | 47 | 0 |
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| 1962 | 46.9 | 47 | 57 | 71 | 36.8 | 20 | 3.51 | 10 | 0 |
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| 1961 | 49.1 | 23 | 65.6 | 16 | 32.7 | 49 | 0.00 | 78 | 0 |
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| 1960 | 46.4 | 52 | 59.8 | 55 | 32.9 | 47 | 1.09 | 31 | 0 |
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| 1959 | 44.1 | 70 | 57.7 | 66 | 30.5 | 61 | 1.40 | 26 | 0 |
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| 1958 | 50.2 | 15 | 62.1 | 37 | 38.4 | 10 | 2.45 | 12 | 0 |
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| 1957 | 52.6 | 6 | 64.5 | 22 | 40.6 | 1 | 0.50 | 49 | 0 |
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| 1956 | 44.5 | 65 | 60.4 | 50 | 28.7 | 69 | 0.15 | 63 | 0 |
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| 1955 | 42.6 | 75 | 57.7 | 66 | 27.4 | 73 | 0.53 | 46 | 0 |
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| 1954 | 51.5 | 8 | 69 | 4 | 34.1 | 34 | 0.73 | 40 | 0 |
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| 1953 | 44.7 | 64 | 62.4 | 33 | 27 | 74 | 0.13 | 65 | 0 |
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| 1952 | 47.7 | 38 | 60.5 | 48 | 34.8 | 29 | 0.38 | 56 | 0 |
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| 1951 | 47.6 | 41 | 62.6 | 29 | 32.6 | 51 | 0.05 | 69 | 0 |
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| 1950 | 50.3 | 14 | 67.3 | 7 | 33.4 | 40 | 0.31 | 57 | 0 |
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| 1949 | 41.9 | 76 | 57.1 | 70 | 26.7 | 76 | 0.47 | 52 | 0 |
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| 1948 | | | 59.5 | 56 | | | 0.80 | 37 | 6 |
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| 1947 | | | 66.9 | 9 | | | 0.08 | 66 | 4 |
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| 1946 | 44.2 | 67 | 60.5 | 48 | 27.9 | 72 | 0.56 | 45 | 0 |
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| 1945 | 48.6 | 27 | 61.4 | 40 | 35.9 | 23 | 0.94 | 35 | 0 |
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