Washington D.C. April 20 Weather Records

Daily averages and all-time records for weather in Washington D.C. for the date of April 20.
April 20 All-Time Records
1851–2024
Highest temperature 94 °F 1941
Lowest temperature 28 °F 1904
Lowest daily high 47 °F 1897
Highest daily low 67 °F 1941
Most precipitation 1.71 inches 1940
Most snow none -
April 20 Average Weather
1991–2020 1
Average high 69.0 °F
Average low 49.4 °F
Chance precipitation 35.5%
Chance snow 0.1%
Washington D.C. April 20 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 86 55 0.00 0.0
2022 62 41 0.00 0.0
2021 76 47 0.00 0.0
2020 64 52 0.00 0.0
2019 74 61 0.00 0.0
2018 61 38 0.00 0.0
2017 82 57 0.11 0.0
2016 71 50 0.00 0.0
2015 82 57 0.77 0.0
2014 64 48 0.00 0.0
2013 62 48 0.01 0.0
2012 76 52 0.00 0.0
2011 86 52 0.00 0.0
2010 69 47 0.00 0.0
2009 60 49 1.19 0.0
2008 67 59 1.40 0.0
2007 71 42 0.00 0.0
2006 82 52 0.00 0.0
2005 86 57 0.00 0.0
2004 81 62 0.00 0.0
2003 67 44 0.00 0.0
2002 81 62 0.03 0.0
2001 69 44 0.00 0.0
2000 69 49 0.00 0.0
1999 59 46 0.03 0.0
1998 63 47 0.01 0.0
1997 65 42 0.00 0.0
1996 79 62 0.00 0.0
1995 75 56 0.00 0.0
1994 73 56 0.00 0.0
1993 78 56 0.00 0.0
1992 70 48 0.00 0.0
1991 51 46 0.01 0.0
1990 66 49 0.00 0.0
1989 67 44 0.00 0.0
1988 63 35 0.00 0.0
1987 69 56 0.00 0.0
1986 74 48 0.00 0.0
1985 89 61 0.00 0.0
1984 64 45 0.00 0.0
1983 52 36 0.00 0.0
1982 67 54 0.00 0.0
1981 66 48 0.06 0.0
1980 80 54 0.00 0.0
1979 68 44 0.00 0.0
1978 63 50 0.00 0.0
1977 75 56 0.00 0.0
1976 91 66 0.06 0.0
1975 68 51 0.00 0.0
1974 67 37 0.00 0.0
1973 75 55 0.00 0.0
1972 78 50 0.00 0.0
1971 75 49 0.00 0.0
1970 67 43 0.44 0.0
1969 62 44 0.00 0.0
1968 79 58 0.00 0.0
1967 71 42 0.00 0.0
1966 73 48 0.00 0.0
1965 58 42 0.00 0.0
1964 58 47 0.33 0.0
1963 83 59 0.00 0.0
1962 51 44 0.20 0.0
1961 59 41 0.00 0.0
1960 70 43 0.00 0.0
1959 66 52 0.11 0.0
1958 85 58 0.11 0.0
1957 82 51 0.00 0.0
1956 53 39 0.00 0.0
1955 67 51 0.00 0.0
1954 83 60 0.00 0.0
1953 49 33 0.00 0.0
1952 86 53 0.00 0.0
1951 61 40 0.00 0.0
1950 66 46 0.17 0.0
1949 68 42 0.00 0.0
1948 84 52 0.00 0.0
1947 82 49 0.00 0.0
1946 76 52 0.00 0.0
1945 62 48 0.00 0.0
1944 68 42 0.05 0.0
1943 63 40 0.64 0.0
1942 53 43 0.00 0.0
1941 94 67 0.00 0.0
1940 48 43 1.71 0.0
1939 65 45 0.00 0.0
1938 87 55 0.00 0.0
1937 78 52 0.00 0.0
1936 78 38 0.00 0.0
1935 74 50 0.00 0.0
1934 61 45 0.00 0.0
1933 49 40 0.35 0.0
1932 72 44 0.00 0.0
1931 76 47 0.00 0.0
1930 68 41 0.00 0.0
1929 81 45 0.00 0.0
1928 64 48 0.00 0.0
1927 90 62 0.60 0.0
1926 55 29 0.00 0.0
1925 66 40 0.00 0.0
1924 66 43 0.00 0.0
1923 84 48 0.00 0.0
1922 57 43 0.00 0.0
1921 74 49 0.00 0.0
1920 63 49 0.75 0.0
1919 74 45 0.00 0.0
1918 49 44 1.05 0.0
1917 72 51 0.00 0.0
1916 83 46 0.00 0.0
1915 87 57 0.01 0.0
1914 68 49 0.56 0.0
1913 55 40 0.00 0.0
1912 61 41 0.00 0.0
1911 57 48 0.26 0.0
1910 57 40 0.12 0.0
1909 73 46 0.40 0.0
1908 80 44 0.00 0.0
1907 54 35 0.00 0.0
1906 81 50 0.00 0.0
1905 79 44 0.00 0.0
1904 48 28 0.00 0.0
1903 64 48 0.00 0.0
1902 66 42 0.00 0.0
1901 57 45 0.61 0.0
1900 67 50 0.00 0.0
1899 71 45 0.00 0.0
1898 62 47 0.00 0.0
1897 47 29 0.00 0.0
1896 85 65 0.00 0.0
1895 75 49 0.00 0.0
1894 76 64 0.00 0.0
1893 63 45 0.74 0.0
1892 50 38 0.17 0.0
1891 73 57 0.00 0.0
1890 61 35 0.00 0.0
1889 83 49 0.20 0.0
1888 53 40 0.00 0.0
1887 58 32 0.00 0.0
1886 80 51 0.00 0.0
1885 70 37 0.00 0.0
1884 67 47 0.00 n/a
1883 63 45 0.11 n/a
1882 68 50 0.00 n/a
1881 59 44 0.13 n/a
1880 67 44 0.32 n/a
1879 64 37 0.00 n/a
1878 79 55 0.06 n/a
1877 68 50 0.62 n/a
1876 62 34 0.00 n/a
1875 50 37 0.01 n/a
1874 64 43 0.35 n/a
1873 62 39 0.01 n/a
1872 71 47 0.00 n/a
1871 n/a n/a 0.01 n/a
1870 n/a n/a n/a n/a
1869 n/a n/a n/a n/a
1868 n/a n/a n/a n/a
1867 n/a n/a n/a n/a
1866 n/a n/a n/a n/a
1865 n/a n/a n/a n/a
1864 n/a n/a n/a n/a
1863 n/a n/a n/a n/a
1862 n/a n/a n/a n/a
1861 n/a n/a n/a n/a
1860 n/a n/a n/a n/a
1859 n/a n/a 0.19 n/a
1858 55 45 0.00 n/a
1857 n/a n/a 1.22 n/a
1856 n/a n/a 0.00 n/a
1855 n/a n/a 0.00 n/a
1854 n/a n/a 0.34 n/a
1853 n/a n/a n/a n/a
1852 n/a n/a n/a n/a
1851 57 46 n/a n/a
What's the all-time high for Washington D.C. on 4/20?
For the date of Apr 20, the highest temperature ever reached in Washington D.C. history is 94 °F which happened in 1941.
Highest Temperatures in Washington D.C. on April 20
Rank Temperature Year
1 94 °F 1941
2 91 °F 1976
3 90 °F 1927
4 89 °F 1985
5 87 °F 1938
5 87 °F 1915
7 86 °F 1952
7 86 °F 2005
7 86 °F 2011
7 86 °F 2023
What's the all-time low for Washington D.C. on 4/20?
For the date of Apr 20, the lowest temperature ever reached in Washington D.C. history is 28 °F which happened in 1904.
Lowest Temperatures in Washington D.C. on April 20
Rank Temperature Year
1 28 °F 1904
2 29 °F 1897
2 29 °F 1926
4 32 °F 1887
5 33 °F 1953
6 34 °F 1876
7 35 °F 1907
7 35 °F 1988
7 35 °F 1890
10 36 °F 1983
Lowest High Temperatures in Washington D.C. on April 20
Rank Temperature Year
1 47 °F 1897
2 48 °F 1940
2 48 °F 1904
4 49 °F 1918
4 49 °F 1953
4 49 °F 1933
7 50 °F 1875
7 50 °F 1892
9 51 °F 1991
9 51 °F 1962
What's the most it has ever rained in Washington D.C. on 4/20?
For the date of Apr 20, the most precipitation ever recorded in Washington D.C. history is 1.71 inches which happened in 1940.
All-Time Most Precipitation in Washington D.C. on April 20
Rank Precipitation Year
1 1.71 inches 1940
2 1.40 inches 2008
3 1.22 inches 1857
4 1.19 inches 2009
5 1.05 inches 1918
6 0.77 inches 2015
7 0.75 inches 1920
8 0.74 inches 1893
9 0.64 inches 1943
10 0.62 inches 1877
Weather Station Details
Years Station Coordinates
1945–2024 Washington Reagan Airport location
1851–1945 Washington D.C. location