Climate Summary for April

Station: Philadelphia (366889) State: Pennsylvania Period of Record: 3/1872-3/2011 (# of years included = 137) Temperature Precipitation EXTREMES EXTREMES Greatest Daily Greatest | Cumulative Chance Chance Day Average Average | Highest Yr Lowest Yr || amount snowfall | average >=.01 in >=.1 in Max (F) Min (F) | (F) (F) || Inches Yr Inches Yr | precip(in) precip snow 1 56.9 39.2 | 81 1978* 14 1923 || 1.48 1948 6.6 1924 | 0.13 0.44 0.03 2 58.4 40.1 | 84 1967 25 1964* || 2.76 2005 3.0 1965 | 0.27 0.42 0.02 3 57.8 39.3 | 87 1963 27 1894 || 2.28 1915 19.0 1915 | 0.40 0.35 0.01 4 57.5 39.8 | 80 1892 25 1943* || 1.26 2007 1.0 1886 | 0.54 0.41 0.04 5 58.2 39.5 | 81 1942 22 1881* || 1.23 1923 3.0 1898 | 0.67 0.33 0.02 6 57.8 40.4 | 87 2010* 24 1982 || 1.76 1939 3.5 1982 | 0.83 0.41 0.02 7 58.1 40.2 | 90 1929 19 1982 || 1.16 1962 2.4 1990 | 0.95 0.41 0.03 8 58.0 40.1 | 90 1929 23 1982 || 2.67 1940 4.1 1916 | 1.12 0.39 0.02 9 57.6 39.7 | 84 1991* 26 1977 || 2.07 1906 7.0 1917 | 1.30 0.44 0.05 10 58.3 39.8 | 87 1922 22 1985 || 1.78 1983 0.7 1894 | 1.41 0.32 0.01 11 59.7 40.8 | 84 1887 28 1966* || 1.03 1919 1.0 1918 | 1.51 0.36 0.02 12 59.6 40.9 | 92 1977 18 1874 || 1.83 1933 1.0 1928* | 1.67 0.36 0.02 13 59.7 41.2 | 89 1977 26 1940 || 1.88 1961 1.1 1940 | 1.78 0.36 0.01 14 61.9 42.5 | 91 1941 24 1950 || 2.28 1970 1.8 1923 | 1.89 0.27 0.02 15 62.3 43.8 | 88 1941 27 1943 || 4.19 2007 0.3 1892 | 2.04 0.42 0.01 16 62.2 43.1 | 90 2002 27 1943 || 2.43 1986 0.5 1888 | 2.23 0.40 0.01 17 62.4 43.3 | 95 2002 27 1980* || 1.16 1910 0.0 | 2.35 0.34 0.00 18 64.2 44.2 | 94 1976 25 1875 || 2.16 1924 0.0 | 2.44 0.32 0.00 19 65.8 45.3 | 91 1896 20 1875 || 1.44 1943 1.3 1983 | 2.53 0.31 0.01 20 65.3 45.4 | 92 1941 27 1897 || 1.71 1874 0.6 1983 | 2.63 0.29 0.01 21 65.8 45.5 | 89 1976 27 1875 || 2.11 1927 0.0 | 2.75 0.32 0.00 22 65.7 45.9 | 90 1985 30 1875 || 1.67 2006 0.0 | 2.83 0.31 0.00 23 65.8 46.2 | 91 1960 33 1982 || 1.55 1928 0.0 | 2.93 0.32 0.00 24 65.6 46.2 | 86 2001* 33 1930 || 1.80 1966 0.0 | 3.07 0.35 0.00 25 65.3 46.4 | 92 1960 33 1956* || 2.11 1874 0.0 | 3.19 0.37 0.00 26 66.5 46.7 | 93 2009 35 1967* || 2.42 1977 0.0 | 3.37 0.40 0.00 27 65.5 46.6 | 93 1915 36 1967 || 1.59 1982 0.1 1967 | 3.51 0.40 0.01 28 65.8 46.9 | 90 1990 34 1946* || 2.19 1923 0.0 | 3.68 0.40 0.00 29 67.0 47.6 | 90 1974* 29 1874 || 0.85 1874 0.0 | 3.76 0.36 0.00 30 69.0 47.9 | 91 1888 34 1874 || 3.29 1947 0.0 | 3.87 0.32 0.00 * - Asterisk indicates that the record was also reached in previous years.