Every April in Philadelphia, PA from 1872 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 | 58.7 | 4 | 70 | 3 | 47.5 | 9 | 2.11 | 125 | 0 |
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| 2025 | 56.6 | 16 | 66.4 | 20 | 46.9 | 13 | 2.83 | 86 | 0 |
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| 2024 | 56.3 | 20 | 65.9 | 25 | 46.7 | 15 | 4.16 | 45 | 0 |
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| 2023 | 58.3 | 7 | 68.6 | 9 | 47.9 | 6 | 5.17 | 23 | 0 |
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| 2022 | 54 | 58 | 63.4 | 61 | 44.6 | 47 | 4.51 | 31 | 0 |
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| 2021 | 55.6 | 25 | 65.7 | 29 | 45.6 | 27 | 2.69 | 92 | 0 |
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| 2020 | 51.6 | 100 | 60.1 | 111 | 43 | 91 | 3.75 | 52 | 0 |
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| 2019 | 59 | 3 | 68.7 | 8 | 49.3 | 2 | 3.02 | 74 | 0 |
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| 2018 | 50.4 | 125 | 60 | 112 | 40.8 | 131 | 3.94 | 49 | 0 |
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| 2017 | 59.5 | 1 | 69.1 | 7 | 49.8 | 1 | 3.15 | 70 | 0 |
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| 2016 | 54.5 | 49 | 64.4 | 45 | 44.5 | 50 | 1.75 | 141 | 0 |
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| 2015 | 55.4 | 31 | 65.3 | 33 | 45.4 | 30 | 3.58 | 60 | 0 |
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| 2014 | 53.8 | 59 | 64.2 | 51 | 43.5 | 73 | 6.69 | 5 | 0 |
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| 2013 | 54.8 | 41 | 64.6 | 37 | 44.9 | 40 | 2.32 | 113 | 0 |
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| 2012 | 55.6 | 25 | 65.7 | 29 | 45.4 | 30 | 2.55 | 100 | 0 |
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| 2011 | 56.8 | 13 | 66.4 | 20 | 47.2 | 10 | 5.29 | 19 | 0 |
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| 2010 | 58.4 | 6 | 69.2 | 6 | 47.6 | 8 | 2.65 | 95 | 0 |
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| 2009 | 55.6 | 25 | 65.5 | 31 | 45.6 | 27 | 3.99 | 48 | 0 |
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| 2008 | 56.3 | 20 | 65.8 | 26 | 46.8 | 14 | 2.19 | 119 | 0 |
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| 2007 | 50.8 | 118 | 59.7 | 115 | 41.9 | 111 | 9.05 | 2 | 0 |
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| 2006 | 56.7 | 14 | 67 | 18 | 46.3 | 18 | 3.71 | 54 | 0 |
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| 2005 | 55.3 | 33 | 66 | 23 | 44.5 | 50 | 5.32 | 18 | 0 |
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| 2004 | 54.3 | 52 | 64.1 | 53 | 44.5 | 50 | 6.02 | 14 | 0 |
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| 2003 | 52.6 | 81 | 62.1 | 81 | 43.1 | 88 | 2.20 | 118 | 0 |
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| 2002 | 57.2 | 10 | 67.2 | 15 | 47.2 | 10 | 2.17 | 120 | 0 |
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| 2001 | 54.8 | 41 | 64.5 | 42 | 45.2 | 33 | 1.49 | 147 | 0 |
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| 2000 | 52.5 | 85 | 61.6 | 88 | 43.5 | 73 | 3.05 | 72 | 0 |
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| 1999 | 53.5 | 63 | 63.4 | 61 | 43.6 | 71 | 3.31 | 64 | 0 |
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| 1998 | 55.3 | 33 | 64.6 | 37 | 45.9 | 24 | 2.70 | 90 | 0 |
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| 1997 | 51.3 | 107 | 61.3 | 95 | 41.4 | 122 | 2.58 | 99 | 0 |
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| 1996 | 52.7 | 78 | 62 | 82 | 43.3 | 79 | 4.48 | 33 | 0 |
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| 1995 | 54.5 | 49 | 64.6 | 37 | 44.3 | 56 | 1.96 | 132 | 0 |
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| 1994 | 59.4 | 2 | 70.3 | 2 | 48.6 | 3 | 2.86 | 85 | 0 |
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| 1993 | 54.2 | 54 | 63.9 | 55 | 44.5 | 50 | 4.20 | 43 | 0 |
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| 1992 | 53.2 | 70 | 63.1 | 66 | 43.2 | 85 | 1.26 | 149 | 0 |
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| 1991 | 55.5 | 28 | 65.3 | 33 | 45.7 | 26 | 2.81 | 88 | 0 |
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| 1990 | 53.3 | 67 | 63.9 | 55 | 42.6 | 99 | 3.16 | 69 | 0 |
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| 1989 | 52.4 | 87 | 62.9 | 67 | 41.8 | 114 | 2.27 | 115 | 0 |
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| 1988 | 51.3 | 107 | 60.9 | 101 | 41.7 | 117 | 2.92 | 80 | 0 |
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| 1987 | 53.1 | 75 | 62.5 | 73 | 43.7 | 69 | 3.63 | 58 | 0 |
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| 1986 | 53.3 | 67 | 63.2 | 65 | 43.4 | 76 | 4.46 | 35 | 0 |
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| 1985 | 55.5 | 28 | 67.2 | 15 | 43.7 | 69 | 0.52 | 155 | 0 |
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| 1984 | 50.2 | 129 | 59.5 | 119 | 40.9 | 130 | 4.25 | 39 | 0 |
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| 1983 | 51 | 112 | 60.2 | 109 | 41.8 | 114 | 8.12 | 3 | 0 |
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| 1982 | 50.2 | 129 | 61.1 | 99 | 39.3 | 146 | 6.06 | 12 | 0 |
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| 1981 | 54.7 | 44 | 65.1 | 35 | 44.3 | 56 | 3.60 | 59 | 0 |
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| 1980 | 54.7 | 44 | 64.6 | 37 | 44.8 | 41 | 4.79 | 27 | 0 |
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| 1979 | 52.3 | 90 | 61.4 | 93 | 43.2 | 85 | 4.08 | 46 | 0 |
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| 1978 | 50.6 | 123 | 61.5 | 90 | 39.7 | 144 | 1.76 | 140 | 0 |
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| 1977 | 57.2 | 10 | 69.3 | 5 | 45.1 | 36 | 5.59 | 15 | 0 |
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| 1976 | 56.5 | 17 | 68.5 | 10 | 44.6 | 47 | 2.06 | 128 | 0 |
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| 1975 | 48.7 | 147 | 58.9 | 131 | 38.4 | 150 | 2.97 | 77 | 0 |
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| 1974 | 55.7 | 24 | 67.4 | 14 | 44.1 | 63 | 2.77 | 89 | 0 |
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| 1973 | 53.4 | 64 | 62.4 | 75 | 44.3 | 56 | 6.68 | 6 | 0 |
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| 1972 | 49.7 | 137 | 59.8 | 114 | 39.6 | 145 | 4.08 | 46 | 0 |
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| 1971 | 51.6 | 100 | 62 | 82 | 41.1 | 127 | 1.84 | 138 | 0 |
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| 1970 | 51.5 | 103 | 61.1 | 99 | 41.9 | 111 | 6.12 | 11 | 0 |
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| 1969 | 55.3 | 33 | 65.8 | 26 | 44.7 | 43 | 1.68 | 142 | 0 |
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| 1968 | 54.6 | 46 | 65.8 | 26 | 43.3 | 79 | 1.57 | 145 | 0 |
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| 1967 | 51.7 | 98 | 62.8 | 68 | 40.6 | 134 | 2.17 | 120 | 0 |
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| 1966 | 47.8 | 149 | 56.6 | 150 | 38.9 | 148 | 4.35 | 38 | 0 |
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| 1965 | 49 | 143 | 58.1 | 138 | 39.9 | 141 | 2.33 | 112 | 0 |
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| 1964 | 50.8 | 118 | 59.5 | 119 | 42.1 | 108 | 5.27 | 20 | 0 |
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| 1963 | 52.4 | 87 | 64.4 | 45 | 40.5 | 135 | 1.13 | 152 | 0 |
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| 1962 | 51.9 | 95 | 62.4 | 75 | 41.5 | 119 | 3.69 | 55 | 0 |
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| 1961 | 49.8 | 135 | 59.2 | 125 | 40.4 | 137 | 4.82 | 25 | 0 |
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| 1960 | 56.7 | 14 | 69.5 | 4 | 43.8 | 68 | 2.92 | 80 | 0 |
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| 1959 | 54.8 | 41 | 65.5 | 31 | 44.1 | 63 | 2.25 | 116 | 0 |
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| 1958 | 54.2 | 54 | 63.7 | 59 | 44.7 | 43 | 4.19 | 44 | 0 |
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| 1957 | 54.2 | 54 | 64.3 | 49 | 44.1 | 63 | 4.22 | 41 | 0 |
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| 1956 | 49.9 | 134 | 59.6 | 118 | 40.2 | 139 | 2.68 | 93 | 0 |
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| 1955 | 55.9 | 23 | 66 | 23 | 45.8 | 25 | 1.93 | 134 | 0 |
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| 1954 | 56.3 | 20 | 67.5 | 13 | 45.1 | 36 | 3.75 | 52 | 0 |
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| 1953 | 53 | 76 | 61.8 | 87 | 44.3 | 56 | 4.81 | 26 | 0 |
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| 1952 | 55.4 | 31 | 64.5 | 42 | 46.4 | 16 | 5.22 | 22 | 0 |
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| 1951 | 53.6 | 62 | 64 | 54 | 43.2 | 85 | 2.49 | 103 | 0 |
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| 1950 | 49.2 | 140 | 59.1 | 128 | 39.2 | 147 | 2.10 | 126 | 0 |
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| 1949 | 53.4 | 64 | 63.5 | 60 | 43.3 | 79 | 2.35 | 109 | 0 |
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| 1948 | 52 | 93 | 62.2 | 79 | 41.7 | 117 | 3.92 | 50 | 0 |
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| 1947 | 52.7 | 78 | 63.4 | 61 | 42 | 110 | 6.58 | 7 | 0 |
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| 1946 | 51.8 | 97 | 62.4 | 75 | 41.2 | 125 | 1.43 | 148 | 0 |
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| 1945 | 56.5 | 17 | 66.9 | 19 | 46 | 21 | 2.89 | 82 | 0 |
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| 1944 | 49.4 | 139 | 58.9 | 131 | 39.9 | 141 | 4.69 | 30 | 0 |
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| 1943 | 46.8 | 151 | 57.4 | 143 | 36.2 | 152 | 2.61 | 97 | 0 |
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| 1942 | 54.9 | 39 | 67.1 | 17 | 42.6 | 99 | 1.14 | 151 | 0 |
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| 1941 | 57.9 | 8 | 70.7 | 1 | 45 | 38 | 2.62 | 96 | 0 |
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| 1940 | 48.3 | 148 | 56.7 | 148 | 39.8 | 143 | 6.06 | 12 | 0 |
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| 1939 | 50.4 | 125 | 58.3 | 136 | 42.4 | 105 | 6.40 | 9 | 0 |
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| 1938 | 55.2 | 37 | 64.4 | 45 | 46 | 21 | 1.92 | 135 | 0 |
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| 1937 | 51.3 | 107 | 59.2 | 125 | 43.3 | 79 | 4.38 | 37 | 0 |
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| 1936 | 50.2 | 129 | 59 | 130 | 41.3 | 124 | 2.25 | 116 | 0 |
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| 1935 | 51.6 | 100 | 59.1 | 128 | 44.2 | 62 | 2.12 | 123 | 0 |
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| 1934 | 53.2 | 70 | 61.9 | 85 | 44.5 | 50 | 3.11 | 71 | 0 |
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| 1933 | 53.8 | 59 | 62.5 | 73 | 45 | 38 | 5.26 | 21 | 0 |
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| 1932 | 52 | 93 | 60.9 | 101 | 43.1 | 88 | 2.37 | 108 | 0 |
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| 1931 | 53.2 | 70 | 62 | 82 | 44.3 | 56 | 2.05 | 129 | 0 |
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| 1930 | 51.2 | 110 | 59.4 | 124 | 43 | 91 | 1.64 | 143 | 0 |
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| 1929 | 55.1 | 38 | 63.9 | 55 | 46.4 | 16 | 6.44 | 8 | 0 |
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| 1928 | 50.6 | 123 | 59.2 | 125 | 41.9 | 111 | 5.55 | 16 | 0 |
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| 1927 | 50.9 | 115 | 59.7 | 115 | 42.1 | 108 | 3.66 | 57 | 0 |
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| 1926 | 50.3 | 127 | 59.5 | 119 | 41.2 | 125 | 1.81 | 139 | 0 |
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| 1925 | 54.9 | 39 | 64.2 | 51 | 45.6 | 27 | 2.43 | 106 | 0 |
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| 1924 | 51.1 | 111 | 59.7 | 115 | 42.6 | 99 | 5.37 | 17 | 0 |
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| 1923 | 52.6 | 81 | 62.4 | 75 | 42.9 | 93 | 5.09 | 24 | 0 |
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| 1922 | 54.1 | 57 | 62.8 | 68 | 45.3 | 32 | 1.52 | 146 | 0 |
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| 1921 | 58.5 | 5 | 68.5 | 10 | 48.5 | 4 | 1.85 | 137 | 0 |
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| 1920 | 51.4 | 104 | 60.4 | 107 | 42.4 | 105 | 3.92 | 50 | 0 |
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| 1919 | 52.4 | 87 | 61.5 | 90 | 43.3 | 79 | 3.17 | 66 | 0 |
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| 1918 | 52.2 | 92 | 60.8 | 105 | 43.6 | 71 | 4.42 | 36 | 0 |
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| 1917 | 52.3 | 90 | 61.2 | 97 | 43.4 | 76 | 2.47 | 104 | 0 |
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| 1916 | 51.4 | 104 | 59.5 | 119 | 43.3 | 79 | 2.97 | 77 | 0 |
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| 1915 | 57.3 | 9 | 67.6 | 12 | 47 | 12 | 4.23 | 40 | 0 |
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| 1914 | 51 | 112 | 59.5 | 119 | 42.5 | 102 | 3.43 | 63 | 0 |
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| 1913 | 54.5 | 49 | 62.8 | 68 | 46.2 | 20 | 6.87 | 4 | 0 |
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| 1912 | 52.5 | 85 | 61.5 | 90 | 43.5 | 73 | 2.89 | 82 | 0 |
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| 1911 | 50 | 133 | 58.4 | 135 | 41.5 | 119 | 3.68 | 56 | 0 |
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| 1910 | 57 | 12 | 66.3 | 22 | 47.8 | 7 | 4.76 | 29 | 0 |
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| 1909 | 53.2 | 70 | 61.9 | 85 | 44.4 | 55 | 4.49 | 32 | 0 |
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| 1908 | 54.6 | 46 | 64.6 | 37 | 44.6 | 47 | 2.35 | 109 | 0 |
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| 1907 | 47.4 | 150 | 55.9 | 151 | 38.9 | 148 | 2.88 | 84 | 0 |
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| 1906 | 55.5 | 28 | 64.7 | 36 | 46.3 | 18 | 3.17 | 66 | 0 |
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| 1905 | 52.6 | 81 | 61.2 | 97 | 44 | 66 | 3.58 | 60 | 0 |
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| 1904 | 49.1 | 141 | 57.3 | 146 | 40.8 | 131 | 1.89 | 136 | 0 |
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| 1903 | 53.3 | 67 | 61.3 | 95 | 45.2 | 33 | 3.00 | 75 | 0 |
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| 1902 | 52.6 | 81 | 60.9 | 101 | 44.3 | 56 | 3.29 | 65 | 0 |
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| 1901 | 50.1 | 132 | 57.4 | 143 | 42.8 | 95 | 4.77 | 28 | 0 |
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| 1900 | 53.7 | 61 | 62.6 | 71 | 44.7 | 43 | 1.94 | 133 | 0 |
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| 1899 | 53.4 | 64 | 63.9 | 55 | 42.8 | 95 | 1.04 | 153 | 0 |
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| 1898 | 49.5 | 138 | 57.9 | 140 | 41.1 | 127 | 2.93 | 79 | 0 |
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| 1897 | 52.7 | 78 | 62.6 | 71 | 42.7 | 98 | 3.03 | 73 | 0 |
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| 1896 | 55.3 | 33 | 64.5 | 42 | 46 | 21 | 1.19 | 150 | 0 |
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| 1895 | 51.7 | 98 | 60.2 | 109 | 43.1 | 88 | 6.14 | 10 | 0 |
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| 1894 | 51.4 | 104 | 60 | 112 | 42.8 | 95 | 2.99 | 76 | 0 |
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| 1893 | 50.7 | 121 | 58.9 | 131 | 42.5 | 102 | 4.47 | 34 | 0 |
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| 1892 | 50.9 | 115 | 58.8 | 134 | 42.9 | 93 | 2.03 | 130 | 0 |
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| 1891 | 54.3 | 52 | 63.4 | 61 | 45.2 | 33 | 2.34 | 111 | 0 |
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| 1890 | 51.9 | 95 | 61.4 | 93 | 42.4 | 105 | 2.28 | 114 | 0 |
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| 1889 | 53.2 | 70 | 61.6 | 88 | 44.8 | 41 | 3.17 | 66 | 0 |
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| 1888 | 51 | 112 | 60.3 | 108 | 41.8 | 114 | 2.10 | 126 | 0 |
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| 1887 | 50.9 | 115 | 60.5 | 106 | 41.4 | 122 | 2.00 | 131 | 0 |
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| 1886 | 54.6 | 46 | 64.4 | 45 | 44.7 | 43 | 2.70 | 90 | 0 |
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| 1885 | 50.7 | 121 | 60.9 | 101 | 40.5 | 135 | 2.54 | 102 | 0 |
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| 1884 | 49.1 | 141 | 57.4 | 143 | 40.8 | 131 | 1.63 | 144 | 0 |
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| 1883 | 50.8 | 118 | 57.7 | 141 | 43.9 | 67 | 2.44 | 105 | 0 |
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| 1882 | 50.3 | 127 | 58 | 139 | 42.5 | 102 | 2.12 | 123 | 0 |
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| 1881 | 48.8 | 145 | 57.2 | 147 | 40.4 | 137 | 0.61 | 154 | 0 |
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| 1880 | 52.8 | 77 | 62.2 | 79 | 43.4 | 76 | 2.43 | 106 | 0 |
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| 1879 | 48.9 | 144 | 57.6 | 142 | 40.2 | 139 | 4.21 | 42 | 0 |
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| 1878 | 56.4 | 19 | 64.3 | 49 | 48.5 | 4 | 2.55 | 100 | 0 |
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| 1877 | 49.8 | 135 | 58.2 | 137 | 41.5 | 119 | 2.66 | 94 | 0 |
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| 1876 | 48.8 | 145 | 56.7 | 148 | 41 | 129 | 2.16 | 122 | 0 |
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| 1875 | 45.5 | 152 | 53.7 | 152 | 37.4 | 151 | 2.83 | 86 | 0 |
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| 1874 | 42.3 | 153 | 50.1 | 153 | 34.6 | 153 | 9.76 | 1 | 0 |
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| 1873 | | | | | | | 3.51 | 62 | 30 |
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| 1872 | | | | | | | 2.60 | 98 | 30 |
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