Every summer in Burbank Glendale Pasadena, CA from 1940 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 | 76.8 | 4 | 88 | 19 | 65.7 | 6 | trace | 55 | 0 |
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| 2025 | 74.2 | 33 | 85.3 | 50 | 63 | 20 | trace | 55 | 0 |
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| 2024 | 75.6 | 13 | 87.4 | 29 | 63.8 | 13 | 0.01 | 48 | 0 |
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| 2023 | 73.7 | 40 | 84.6 | 55 | 62.9 | 23 | 3.57 | 1 | 0 |
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| 2022 | 78.9 | 1 | 90.7 | 5 | 67.1 | 1 | 0.01 | 48 | 0 |
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| 2021 | 76 | 11 | 87.6 | 26 | 64.5 | 8 | 0.03 | 39 | 0 |
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| 2020 | 75.3 | 15 | 86.9 | 35 | 63.8 | 13 | trace | 55 | 0 |
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| 2019 | 74.1 | 35 | 85.2 | 51 | 63 | 20 | 0.06 | 31 | 0 |
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| 2018 | 76.7 | 5 | 87.6 | 26 | 65.8 | 3 | 0.00 | 77 | 0 |
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| 2017 | 76.5 | 8 | 87.8 | 22 | 65.2 | 7 | trace | 55 | 0 |
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| 2016 | 76 | 11 | 87.7 | 23 | 64.2 | 10 | trace | 55 | 0 |
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| 2015 | 76.5 | 8 | 87.1 | 34 | 66 | 2 | 0.33 | 11 | 0 |
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| 2014 | 74.9 | 21 | 85.8 | 45 | 64 | 11 | 0.04 | 35 | 0 |
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| 2013 | 76.7 | 5 | 87.7 | 23 | 65.8 | 3 | 0.01 | 48 | 0 |
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| 2012 | 74.5 | 26 | 86 | 41 | 63 | 20 | trace | 55 | 0 |
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| 2011 | 72.6 | 56 | 83.9 | 69 | 61.3 | 39 | trace | 55 | 0 |
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| 2010 | 72.1 | 60 | 83 | 76 | 61.3 | 39 | trace | 55 | 0 |
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| 2009 | 73.6 | 41 | 84.5 | 57 | 62.6 | 27 | 0.10 | 25 | 0 |
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| 2008 | 75.5 | 14 | 87.3 | 30 | 63.7 | 15 | 0.00 | 77 | 0 |
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| 2007 | 74.8 | 22 | 86.5 | 37 | 63.1 | 17 | trace | 55 | 0 |
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| 2006 | 77.5 | 2 | 89.3 | 13 | 65.8 | 3 | trace | 55 | 0 |
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| 2005 | 73.8 | 39 | 85 | 52 | 62.6 | 27 | 0.01 | 48 | 0 |
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| 2004 | 72.9 | 51 | 83.5 | 72 | 62.2 | 32 | trace | 55 | 0 |
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| 2003 | 75.3 | 15 | 86.1 | 39 | 64.5 | 8 | trace | 55 | 0 |
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| 2002 | 72.6 | 56 | 84.2 | 64 | 61.1 | 43 | trace | 55 | 1 |
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| 2001 | 73.9 | 37 | 85.4 | 49 | 62.4 | 30 | 0.01 | 48 | 1 |
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| 2000 | 74.7 | 24 | 86.4 | 38 | 63.1 | 17 | 0.13 | 24 | 1 |
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| 1999 | 72.3 | 59 | 84.1 | 66 | 60.4 | 48 | 0.95 | 5 | 0 |
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| 1998 | 74.5 | 26 | 86 | 41 | 62.9 | 23 | 0.10 | 25 | 2 |
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| 1997 | 72.9 | 51 | 83.9 | 69 | 61.9 | 34 | 0.00 | 77 | 1 |
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| 1996 | 74.5 | 26 | 88 | 19 | 61.6 | 36 | 0.00 | 77 | 8 |
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| 1995 | 72.9 | 51 | 85.8 | 45 | 60 | 53 | 0.70 | 7 | 1 |
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| 1994 | 76.3 | 10 | 89.5 | 11 | 63.1 | 17 | 0.00 | 77 | 5 |
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| 1993 | 73.4 | 46 | 84.2 | 64 | 62.7 | 26 | 1.04 | 4 | 2 |
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| 1992 | | | | | 64 | 11 | 0.20 | 19 | 21 |
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| 1991 | | | | | 60.6 | 46 | 0.06 | 31 | 13 |
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| 1990 | | | | | 63.4 | 16 | 0.55 | 9 | 22 |
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| 1989 | | | | | 61.6 | 36 | 0.02 | 44 | 11 |
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| 1988 | | | | | 61.5 | 38 | 0.02 | 44 | 11 |
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| 1987 | | | | | 59.1 | 64 | 0.39 | 10 | 16 |
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| 1986 | 73.2 | 50 | 86 | 41 | 60.6 | 46 | 0.21 | 18 | 5 |
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| 1985 | | | | | 62.2 | 32 | 0.00 | 77 | 16 |
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| 1984 | 76.7 | 5 | 90.7 | 5 | 62.8 | 25 | 0.08 | 27 | 0 |
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| 1983 | 74.6 | 25 | 89.3 | 13 | 60.1 | 51 | 1.10 | 3 | 3 |
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| 1982 | 73.4 | 46 | 88 | 19 | 58.8 | 67 | 0.04 | 35 | 1 |
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| 1981 | 77.1 | 3 | 94.1 | 1 | 60.2 | 50 | 0.00 | 77 | 3 |
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| 1980 | 75 | 20 | 91.4 | 2 | 58.6 | 74 | 0.03 | 39 | 0 |
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| 1979 | 74.5 | 26 | 90.9 | 4 | 58.2 | 77 | 0.04 | 35 | 0 |
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| 1978 | 75.1 | 18 | 91.4 | 2 | 58.9 | 66 | 0.00 | 77 | 2 |
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| 1977 | 74.3 | 31 | 89.9 | 9 | 58.7 | 71 | 2.97 | 2 | 0 |
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| 1976 | 74.1 | 35 | 89.5 | 11 | 58.8 | 67 | 0.25 | 15 | 1 |
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| 1975 | 71.6 | 68 | 87.2 | 32 | 56.1 | 83 | 0.00 | 77 | 0 |
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| 1974 | 73.6 | 41 | 89.7 | 10 | 57.6 | 79 | 0.00 | 77 | 0 |
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| 1973 | 73.9 | 37 | 88.6 | 15 | 59.2 | 63 | trace | 55 | 1 |
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| 1972 | 75.3 | 15 | 90 | 7 | 60.7 | 45 | 0.58 | 8 | 0 |
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| 1971 | 74.3 | 31 | 88.5 | 16 | 60.1 | 51 | trace | 55 | 0 |
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| 1970 | 74.8 | 22 | 90 | 7 | 59.6 | 56 | trace | 55 | 1 |
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| 1969 | 73.6 | 41 | 87.2 | 32 | 60 | 53 | 0.17 | 21 | 5 |
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| 1968 | 73.4 | 46 | 87.5 | 28 | 59.3 | 60 | 0.19 | 20 | 0 |
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| 1967 | 74.4 | 30 | 88.5 | 16 | 60.3 | 49 | trace | 55 | 0 |
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| 1966 | | | | | | | | | 62 |
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| 1965 | 71.3 | 71 | 82.9 | 77 | 59.7 | 55 | 0.16 | 22 | 0 |
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| 1964 | 71.8 | 64 | 84.5 | 57 | 59.1 | 64 | 0.27 | 13 | 0 |
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| 1963 | 70 | 77 | 80.7 | 79 | 59.4 | 59 | 0.32 | 12 | 0 |
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| 1962 | 70.7 | 75 | 82.8 | 78 | 58.7 | 71 | 0.03 | 39 | 0 |
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| 1961 | 73.3 | 49 | 84.9 | 53 | 61.7 | 35 | 0.27 | 13 | 0 |
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| 1960 | 73.5 | 45 | 86.1 | 39 | 60.9 | 44 | trace | 55 | 0 |
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| 1959 | 74.2 | 33 | 86 | 41 | 62.4 | 30 | trace | 55 | 0 |
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| 1958 | 72.9 | 51 | 84.6 | 55 | 61.2 | 42 | 0.08 | 27 | 0 |
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| 1957 | 75.1 | 18 | 87.7 | 23 | 62.5 | 29 | 0.08 | 27 | 0 |
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| 1956 | 71.7 | 66 | 84 | 67 | 59.3 | 60 | trace | 55 | 0 |
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| 1955 | 72 | 62 | 84.4 | 60 | 59.6 | 56 | 0.06 | 31 | 0 |
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| 1954 | 72.8 | 55 | 84.3 | 62 | 61.3 | 39 | 0.05 | 34 | 0 |
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| 1953 | 71.8 | 64 | 84.7 | 54 | 58.8 | 67 | 0.01 | 48 | 0 |
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| 1952 | 71.4 | 70 | 84.4 | 60 | 58.5 | 75 | trace | 55 | 0 |
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| 1951 | 71.5 | 69 | 83.5 | 72 | 59.5 | 58 | 0.23 | 16 | 0 |
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| 1950 | 70.9 | 73 | 83.4 | 74 | 58.4 | 76 | 0.03 | 39 | 0 |
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| 1949 | 71.7 | 66 | 84 | 67 | 59.3 | 60 | 0.02 | 44 | 0 |
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| 1948 | 69.9 | 78 | 83.9 | 69 | 55.9 | 84 | 0.22 | 17 | 0 |
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| 1947 | 72.5 | 58 | 87.3 | 30 | 57.6 | 79 | 0.01 | 48 | 0 |
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| 1946 | 73.6 | 41 | 88.4 | 18 | 58.8 | 67 | 0.03 | 39 | 0 |
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| 1945 | 72.1 | 60 | 85.6 | 48 | 58.7 | 71 | 0.07 | 30 | 0 |
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| 1944 | 69.1 | 79 | 83.3 | 75 | 54.9 | 86 | 0.15 | 23 | 0 |
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| 1943 | 71 | 72 | 86.8 | 36 | 55.3 | 85 | 0.02 | 44 | 0 |
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| 1942 | 72 | 62 | 85.8 | 45 | 58.1 | 78 | 0.72 | 6 | 0 |
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| 1941 | 70.8 | 74 | 84.5 | 57 | 57 | 81 | 0.04 | 35 | 0 |
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| 1940 | 70.4 | 76 | 84.3 | 62 | 56.5 | 82 | trace | 55 | 0 |
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