Every December in Burbank Glendale Pasadena, CA from 1939 to 2025, 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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| 2025 | 60.5 | 2 | 72.6 | 8 | 48.3 | 1 | 4.59 | 16 | 0 |
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| 2024 | 57.5 | 12 | 69.2 | 24 | 45.7 | 10 | trace | 80 | 0 |
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| 2023 | 58.3 | 8 | 69 | 25 | 47.5 | 3 | 2.30 | 34 | 0 |
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| 2022 | 54.4 | 47 | 63.9 | 67 | 44.9 | 19 | 2.68 | 30 | 0 |
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| 2021 | 54.7 | 42 | 63.7 | 68 | 45.7 | 10 | 7.14 | 4 | 0 |
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| 2020 | 57.4 | 14 | 70.2 | 19 | 44.5 | 20 | 1.00 | 54 | 0 |
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| 2019 | 54.4 | 47 | 63.7 | 68 | 45.1 | 16 | 4.35 | 18 | 0 |
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| 2018 | 56.2 | 25 | 66.9 | 40 | 45.5 | 13 | 2.60 | 31 | 0 |
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| 2017 | 61.1 | 1 | 75.4 | 1 | 47 | 5 | trace | 80 | 3 |
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| 2016 | 55.2 | 31 | 64.7 | 60 | 45.8 | 9 | 2.92 | 28 | 0 |
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| 2015 | 54 | 55 | 65.5 | 55 | 42.4 | 49 | 0.66 | 61 | 0 |
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| 2014 | 57.1 | 19 | 66.3 | 47 | 47.9 | 2 | 3.36 | 26 | 0 |
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| 2013 | 58.5 | 7 | 71.9 | 12 | 45 | 18 | 0.20 | 72 | 0 |
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| 2012 | 54 | 55 | 62.5 | 77 | 45.6 | 12 | 1.91 | 37 | 0 |
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| 2011 | 53.2 | 65 | 65.5 | 55 | 41 | 66 | 0.77 | 57 | 0 |
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| 2010 | 56.5 | 23 | 65.9 | 53 | 47.1 | 4 | 7.22 | 3 | 0 |
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| 2009 | 53.5 | 61 | 63.3 | 73 | 43.6 | 32 | 2.69 | 29 | 0 |
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| 2008 | 53.1 | 68 | 63.3 | 73 | 42.8 | 44 | 2.18 | 36 | 0 |
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| 2007 | 52.7 | 70 | 63.7 | 68 | 41.8 | 55 | 1.02 | 53 | 0 |
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| 2006 | 55.4 | 30 | 67.8 | 34 | 43.1 | 41 | 0.67 | 60 | 3 |
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| 2005 | 57.1 | 19 | 67.8 | 34 | 46.3 | 7 | 0.56 | 64 | 0 |
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| 2004 | 55.2 | 31 | 66.2 | 49 | 44.2 | 23 | 5.30 | 12 | 0 |
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| 2003 | 54.2 | 52 | 64.9 | 58 | 43.5 | 33 | 1.24 | 46 | 0 |
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| 2002 | 53.8 | 57 | 64 | 64 | 43.5 | 33 | 0.26 | 71 | 0 |
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| 2001 | 53.2 | 65 | 63.6 | 71 | 42.7 | 46 | | | 0 |
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| 2000 | | | | | | | trace | 80 | 4 |
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| 1999 | 57.3 | 16 | 70.3 | 18 | 44.3 | 22 | 0.08 | 76 | 0 |
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| 1998 | 54.5 | 45 | 66.3 | 47 | 42.6 | 48 | 0.52 | 66 | 0 |
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| 1997 | 54.5 | 45 | 66.9 | 40 | 42.1 | 53 | 4.68 | 14 | 1 |
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| 1996 | | | 70.4 | 17 | | | 4.68 | 14 | 6 |
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| 1995 | 55.7 | 28 | 68 | 32 | 43.3 | 39 | 1.20 | 48 | 3 |
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| 1994 | 54.3 | 51 | 67.5 | 37 | 41.1 | 63 | 1.28 | 44 | 0 |
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| 1993 | 55 | 34 | 68.2 | 31 | 41.9 | 54 | 1.28 | 44 | 2 |
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| 1992 | 51.6 | 74 | 63.4 | 72 | 40.2 | 74 | 5.85 | 9 | 2 |
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| 1991 | | | | | 44 | 24 | 3.89 | 21 | 6 |
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| 1990 | | | | | 38.3 | 80 | 0.02 | 78 | 5 |
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| 1989 | 57.5 | 12 | 73.6 | 5 | 41.5 | 58 | 0.00 | 86 | 1 |
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| 1988 | | | | | 43.7 | 29 | 3.77 | 22 | 5 |
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| 1987 | | | | | 40.8 | 69 | 2.39 | 33 | 4 |
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| 1986 | 54.9 | 38 | 68.8 | 27 | 41.6 | 57 | 0.35 | 69 | 3 |
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| 1985 | | | | | 42.9 | 42 | 0.46 | 67 | 4 |
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| 1984 | 52.5 | 71 | 64.1 | 63 | 40.9 | 67 | 6.68 | 7 | 0 |
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| 1983 | 55.2 | 31 | 66.6 | 43 | 43.8 | 26 | 3.45 | 25 | 0 |
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| 1982 | 53.8 | 57 | 67.2 | 38 | 40.3 | 73 | 1.20 | 48 | 0 |
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| 1981 | 57.9 | 11 | 72.2 | 11 | 43.5 | 33 | 0.39 | 68 | 0 |
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| 1980 | 58.7 | 5 | 74.8 | 3 | 42.7 | 46 | 0.70 | 59 | 1 |
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| 1979 | 57.4 | 14 | 73.4 | 6 | 41.4 | 61 | 0.65 | 62 | 0 |
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| 1978 | 49.8 | 78 | 66.1 | 50 | 33.6 | 84 | 1.71 | 38 | 0 |
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| 1977 | 55 | 34 | 68.7 | 28 | 41.4 | 61 | 5.39 | 11 | 0 |
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| 1976 | 54.8 | 40 | 72.5 | 9 | 37.2 | 83 | 0.54 | 65 | 0 |
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| 1975 | 54.7 | 42 | 70.6 | 16 | 38.7 | 79 | 0.27 | 70 | 0 |
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| 1974 | | | 66.5 | 44 | | | 4.24 | 19 | 4 |
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| 1973 | 54.8 | 40 | 69.5 | 23 | 40.1 | 75 | 0.75 | 58 | 0 |
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| 1972 | 52.8 | 69 | 66 | 51 | 39.3 | 76 | 1.61 | 40 | 1 |
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| 1971 | 49.3 | 79 | 59.9 | 81 | 39 | 78 | 6.72 | 6 | 1 |
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| 1970 | 52.2 | 72 | 64 | 64 | 40.4 | 72 | 5.55 | 10 | 0 |
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| 1969 | 55.5 | 29 | 67.7 | 36 | 43.3 | 39 | trace | 80 | 0 |
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| 1968 | 51.2 | 75 | 64.5 | 62 | 37.8 | 82 | 0.81 | 56 | 0 |
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| 1967 | 51.2 | 75 | 63.2 | 75 | 39.2 | 77 | 1.05 | 51 | 0 |
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| 1966 | 54.4 | 47 | 67.2 | 38 | 41.5 | 58 | 2.94 | 27 | 0 |
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| 1965 | 54.1 | 53 | 64.7 | 60 | 43.4 | 37 | 6.84 | 5 | 0 |
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| 1964 | 53.5 | 61 | 62.5 | 77 | 44.5 | 20 | 1.23 | 47 | 0 |
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| 1963 | 56.4 | 24 | 71.7 | 13 | 41.1 | 63 | 0.05 | 77 | 0 |
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| 1962 | 56.1 | 26 | 68.3 | 30 | 43.9 | 25 | 0.01 | 79 | 0 |
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| 1961 | 54.9 | 38 | 66 | 51 | 43.8 | 26 | 1.70 | 39 | 0 |
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| 1960 | 56.7 | 22 | 69.7 | 22 | 43.7 | 29 | 0.14 | 73 | 0 |
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| 1959 | 57.3 | 16 | 68.7 | 28 | 45.9 | 8 | 1.30 | 43 | 0 |
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| 1958 | 59.6 | 3 | 74.2 | 4 | 45.1 | 16 | trace | 80 | 0 |
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| 1957 | 58.2 | 9 | 71.2 | 14 | 45.2 | 15 | 3.46 | 24 | 0 |
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| 1956 | 58.2 | 9 | 72.8 | 7 | 43.7 | 29 | 0.13 | 75 | 0 |
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| 1955 | 54.1 | 53 | 62.7 | 76 | 45.5 | 13 | 1.31 | 42 | 0 |
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| 1954 | 55 | 34 | 67.9 | 33 | 42.2 | 51 | 0.95 | 55 | 0 |
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| 1953 | 57.2 | 18 | 70.9 | 15 | 43.5 | 33 | 0.14 | 73 | 0 |
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| 1952 | 53.5 | 61 | 64 | 64 | 42.9 | 42 | 3.58 | 23 | 0 |
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| 1951 | 51.7 | 73 | 61.7 | 80 | 41.7 | 56 | 5.07 | 13 | 0 |
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| 1950 | 59.5 | 4 | 72.3 | 10 | 46.7 | 6 | trace | 80 | 0 |
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| 1949 | 53.2 | 65 | 65.8 | 54 | 40.5 | 71 | 2.22 | 35 | 0 |
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| 1948 | 50.1 | 77 | 62.3 | 79 | 37.9 | 81 | 2.52 | 32 | 0 |
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| 1947 | 53.7 | 60 | 66.5 | 44 | 40.9 | 67 | 1.48 | 41 | 0 |
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| 1946 | 54.6 | 44 | 66.4 | 46 | 42.8 | 44 | 3.90 | 20 | 0 |
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| 1945 | 53.8 | 57 | 66.8 | 42 | 40.8 | 69 | 4.39 | 17 | 0 |
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| 1944 | 55.9 | 27 | 70.2 | 19 | 41.5 | 58 | 1.07 | 50 | 0 |
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| 1943 | 54.4 | 47 | 65.5 | 55 | 43.4 | 37 | 7.28 | 2 | 1 |
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| 1942 | 55 | 34 | 69 | 25 | 41.1 | 63 | 1.05 | 51 | 0 |
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| 1941 | 53.5 | 61 | 64.8 | 59 | 42.3 | 50 | 6.44 | 8 | 0 |
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| 1940 | 57 | 21 | 70.2 | 19 | 43.8 | 26 | 8.07 | 1 | 0 |
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| 1939 | 58.7 | 5 | 75.2 | 2 | 42.2 | 51 | 0.57 | 63 | 0 |
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