Every April 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 | 64.3 | 12 | 74 | 39 | 54.5 | 7 | 0.39 | 49 | 0 |
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| 2025 | 61.5 | 46 | 70.9 | 59 | 52.1 | 22 | 0.22 | 60 | 0 |
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| 2024 | 60.6 | 51 | 70.7 | 60 | 50.5 | 44 | 0.66 | 38 | 0 |
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| 2023 | 61.8 | 39 | 72.4 | 50 | 51.3 | 34 | 0.19 | 64 | 0 |
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| 2022 | 67.2 | 1 | 77.8 | 9 | 56.6 | 1 | 0.27 | 53 | 0 |
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| 2021 | 64 | 18 | 74.6 | 30 | 53.4 | 15 | 0.01 | 73 | 0 |
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| 2020 | 63.5 | 22 | 72.8 | 48 | 54.3 | 9 | 3.21 | 7 | 0 |
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| 2019 | 64.5 | 10 | 74.3 | 34 | 54.7 | 6 | 0.08 | 68 | 0 |
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| 2018 | 64.5 | 10 | 75.3 | 26 | 53.6 | 12 | trace | 75 | 0 |
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| 2017 | 66.2 | 3 | 77.6 | 10 | 54.9 | 5 | 0.09 | 67 | 0 |
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| 2016 | 65.3 | 4 | 76.1 | 19 | 54.4 | 8 | 0.30 | 52 | 0 |
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| 2015 | 64.9 | 8 | 76.2 | 18 | 53.6 | 12 | 0.25 | 55 | 0 |
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| 2014 | 65.1 | 5 | 76.7 | 13 | 53.4 | 15 | 0.04 | 70 | 0 |
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| 2013 | 66.6 | 2 | 76.9 | 11 | 56.3 | 2 | trace | 75 | 0 |
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| 2012 | 61.7 | 40 | 73.1 | 44 | 50.4 | 45 | 2.14 | 15 | 0 |
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| 2011 | 63.1 | 25 | 73.3 | 41 | 52.8 | 20 | trace | 75 | 0 |
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| 2010 | 59 | 63 | 68.8 | 68 | 49.2 | 52 | 1.29 | 22 | 0 |
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| 2009 | 61.7 | 40 | 72.5 | 49 | 50.8 | 39 | trace | 75 | 0 |
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| 2008 | 63.7 | 21 | 75.5 | 24 | 51.9 | 24 | 0.02 | 72 | 0 |
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| 2007 | 61.4 | 47 | 71.4 | 56 | 51.5 | 31 | 0.33 | 50 | 1 |
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| 2006 | 58.9 | 66 | 67.3 | 77 | 50.4 | 45 | 1.83 | 19 | 0 |
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| 2005 | 61.9 | 38 | 72.9 | 47 | 50.9 | 37 | 1.20 | 27 | 0 |
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| 2004 | 64 | 18 | 74.4 | 33 | 53.6 | 12 | 0.31 | 51 | 0 |
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| 2003 | 58.4 | 68 | 67.8 | 74 | 48.9 | 54 | 1.26 | 24 | 0 |
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| 2002 | 60.4 | 52 | 70 | 65 | 50.7 | 41 | trace | 75 | 2 |
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| 2001 | 58.9 | 66 | 68.8 | 68 | 48.9 | 54 | 0.92 | 34 | 0 |
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| 2000 | 64.1 | 17 | 75.2 | 27 | 53 | 17 | 2.30 | 12 | 0 |
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| 1999 | 57.6 | 74 | 67.5 | 75 | 47.6 | 67 | 2.40 | 11 | 0 |
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| 1998 | 58.3 | 70 | 70.2 | 63 | 46.3 | 78 | 2.27 | 13 | 1 |
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| 1997 | 63.8 | 20 | 75.8 | 23 | 52 | 23 | 0.00 | 83 | 1 |
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| 1996 | 65 | 6 | 78.8 | 3 | 51.7 | 29 | 0.73 | 37 | 1 |
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| 1995 | 61.3 | 48 | 73 | 46 | 49.6 | 49 | 0.93 | 33 | 0 |
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| 1994 | 62.9 | 26 | 74.2 | 36 | 51.6 | 30 | 0.58 | 41 | 0 |
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| 1993 | | | | | 52.9 | 18 | 0.00 | 83 | 5 |
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| 1992 | | | | | 55.6 | 3 | 0.22 | 60 | 4 |
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| 1991 | | | | | 51.8 | 28 | 0.00 | 83 | 6 |
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| 1990 | | | | | 53.9 | 10 | 1.21 | 26 | 9 |
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| 1989 | | | | | 55.4 | 4 | 0.21 | 62 | 7 |
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| 1988 | | | | | 51 | 36 | 2.65 | 9 | 7 |
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| 1987 | | | | | 51.9 | 24 | 0.10 | 66 | 9 |
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| 1986 | | | | | 51.1 | 35 | 1.10 | 31 | 5 |
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| 1985 | 64.2 | 15 | 80.7 | 1 | 47.7 | 66 | 0.23 | 59 | 1 |
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| 1984 | 63.5 | 22 | 77.9 | 8 | 49.1 | 53 | 0.27 | 53 | 0 |
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| 1983 | 59.2 | 61 | 71.3 | 57 | 47.1 | 72 | 5.47 | 2 | 0 |
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| 1982 | 61.6 | 44 | 75.1 | 28 | 48.2 | 63 | 2.69 | 8 | 0 |
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| 1981 | 64.3 | 12 | 78 | 7 | 50.6 | 43 | 0.57 | 43 | 0 |
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| 1980 | 62.6 | 31 | 78.2 | 6 | 47 | 73 | 0.59 | 40 | 0 |
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| 1979 | 62.9 | 26 | 78.4 | 5 | 47.5 | 69 | 0.00 | 83 | 1 |
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| 1978 | 57.5 | 75 | 72 | 54 | 43 | 85 | 2.21 | 14 | 1 |
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| 1977 | 62.5 | 33 | 78.6 | 4 | 46.4 | 77 | 0.00 | 83 | 0 |
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| 1976 | 58 | 72 | 72.3 | 52 | 43.7 | 84 | 0.82 | 35 | 0 |
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| 1975 | 55.6 | 78 | 68.5 | 71 | 42.8 | 86 | 1.86 | 18 | 1 |
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| 1974 | 61.7 | 40 | 78.9 | 2 | 44.5 | 83 | 0.24 | 57 | 0 |
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| 1973 | 61.7 | 40 | 74.6 | 30 | 48.7 | 58 | trace | 75 | 0 |
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| 1972 | 62 | 37 | 76.6 | 14 | 47.5 | 69 | 0.05 | 69 | 0 |
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| 1971 | 59 | 63 | 73.3 | 41 | 44.8 | 82 | 0.21 | 62 | 0 |
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| 1970 | 59.5 | 60 | 74.1 | 37 | 44.9 | 81 | trace | 75 | 0 |
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| 1969 | 61.6 | 44 | 74.5 | 32 | 48.6 | 60 | 0.66 | 38 | 0 |
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| 1968 | 62.4 | 34 | 76.9 | 11 | 48 | 64 | 0.55 | 44 | 0 |
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| 1967 | 53.4 | 79 | 64.8 | 79 | 42.1 | 87 | 4.64 | 3 | 0 |
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| 1966 | 64.2 | 15 | 76.5 | 15 | 51.9 | 24 | 0.01 | 73 | 0 |
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| 1965 | 59.7 | 56 | 70.5 | 62 | 48.8 | 56 | 5.66 | 1 | 0 |
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| 1964 | 58.3 | 70 | 69.6 | 66 | 47 | 73 | 0.46 | 48 | 0 |
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| 1963 | 57.1 | 77 | 67.2 | 78 | 47 | 73 | 1.51 | 21 | 0 |
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| 1962 | 64.6 | 9 | 76.3 | 16 | 52.9 | 18 | trace | 75 | 0 |
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| 1961 | 62.6 | 31 | 74.3 | 34 | 50.9 | 37 | 0.48 | 47 | 0 |
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| 1960 | 64.3 | 12 | 76.3 | 16 | 52.4 | 21 | 1.53 | 20 | 0 |
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| 1959 | 65 | 6 | 76.1 | 19 | 53.9 | 10 | 0.50 | 46 | 0 |
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| 1958 | 63.4 | 24 | 75 | 29 | 51.9 | 24 | 3.62 | 5 | 0 |
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| 1957 | 60.2 | 53 | 70.1 | 64 | 50.2 | 48 | 1.19 | 29 | 0 |
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| 1956 | 58.4 | 68 | 68.1 | 73 | 48.7 | 58 | 4.00 | 4 | 0 |
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| 1955 | 59.6 | 58 | 71.7 | 55 | 47.6 | 67 | 2.48 | 10 | 0 |
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| 1954 | 61 | 49 | 71.2 | 58 | 50.8 | 39 | 0.16 | 65 | 0 |
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| 1953 | 57.5 | 75 | 67.5 | 75 | 47.4 | 71 | 1.20 | 27 | 0 |
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| 1952 | 60 | 55 | 70.6 | 61 | 49.3 | 51 | 1.29 | 22 | 0 |
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| 1951 | 59.6 | 58 | 68.5 | 71 | 50.7 | 41 | 1.15 | 30 | 0 |
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| 1950 | 62.4 | 34 | 73.3 | 41 | 51.5 | 31 | 1.00 | 32 | 0 |
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| 1949 | 62.8 | 29 | 74.1 | 37 | 51.4 | 33 | 0.03 | 71 | 0 |
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| 1948 | 60.2 | 53 | 72.3 | 52 | 48 | 64 | 0.75 | 36 | 0 |
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| 1947 | 62.9 | 26 | 75.4 | 25 | 50.4 | 45 | 0.24 | 57 | 0 |
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| 1946 | 62.7 | 30 | 76 | 21 | 49.4 | 50 | 0.58 | 41 | 0 |
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| 1945 | 59.7 | 56 | 73.1 | 44 | 46.2 | 79 | 0.25 | 55 | 0 |
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| 1944 | 59 | 63 | 72.4 | 50 | 45.7 | 80 | 1.25 | 25 | 0 |
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| 1943 | 62.1 | 36 | 75.9 | 22 | 48.4 | 61 | 0.51 | 45 | 0 |
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| 1942 | 59.1 | 62 | 69.4 | 67 | 48.8 | 56 | 1.99 | 16 | 0 |
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| 1941 | 57.8 | 73 | 68.7 | 70 | 47 | 73 | 3.38 | 6 | 0 |
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| 1940 | 61 | 49 | 73.6 | 40 | 48.4 | 61 | 1.90 | 17 | 0 |
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