Washington D.C. July 21 Weather Records

Daily averages and all-time records for weather in Washington D.C. for the date of July 21.
July 21 All-Time Records
1851–2024
Highest temperature 104 °F 1926
Lowest temperature 56 °F 1909
Lowest daily high 71 °F 2012
Highest daily low 82 °F 1987
Most precipitation 4.00 inches 2018
Most snow none -
July 21 Average Weather
1991–2020 1
Average high 89.4 °F
Average low 72.2 °F
Chance precipitation 31.8%
Chance snow 0%
Washington D.C. July 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 88 69 0.38 0.0
2022 95 79 0.08 0.0
2021 90 74 0.45 0.0
2020 97 76 0.52 0.0
2019 99 80 0.00 0.0
2018 75 67 4.00 0.0
2017 97 81 0.00 0.0
2016 90 71 0.00 0.0
2015 92 79 0.00 0.0
2014 86 73 0.00 0.0
2013 93 78 0.00 0.0
2012 71 67 0.21 0.0
2011 99 80 0.00 0.0
2010 93 75 0.00 0.0
2009 86 71 0.00 0.0
2008 96 75 0.00 0.0
2007 85 66 0.00 0.0
2006 92 75 0.00 0.0
2005 95 74 0.00 0.0
2004 87 71 0.00 0.0
2003 91 73 0.00 0.0
2002 91 74 0.00 0.0
2001 84 61 0.00 0.0
2000 82 65 0.00 0.0
1999 88 75 0.00 0.0
1998 96 73 0.33 0.0
1997 91 72 0.00 0.0
1996 85 65 0.00 0.0
1995 95 75 1.60 0.0
1994 91 77 0.16 0.0
1993 88 72 0.00 0.0
1992 96 71 0.62 0.0
1991 101 78 0.34 0.0
1990 92 72 0.39 0.0
1989 88 74 0.00 0.0
1988 90 73 1.19 0.0
1987 100 82 0.00 0.0
1986 91 71 0.00 0.0
1985 92 76 0.00 0.0
1984 74 69 1.15 0.0
1983 96 74 0.00 0.0
1982 86 71 0.00 0.0
1981 94 76 0.20 0.0
1980 100 77 0.11 0.0
1979 82 75 0.12 0.0
1978 95 74 0.00 0.0
1977 95 75 0.59 0.0
1976 92 74 0.00 0.0
1975 91 75 0.00 0.0
1974 86 63 0.00 0.0
1973 87 73 0.62 0.0
1972 95 76 0.00 0.0
1971 83 62 0.00 0.0
1970 80 65 0.01 0.0
1969 88 72 0.05 0.0
1968 88 67 0.00 0.0
1967 85 65 0.05 0.0
1966 84 60 0.00 0.0
1965 82 58 0.00 0.0
1964 89 72 0.37 0.0
1963 87 68 0.00 0.0
1962 95 70 0.86 0.0
1961 93 75 0.00 0.0
1960 84 68 0.00 0.0
1959 86 72 0.00 0.0
1958 76 66 0.04 0.0
1957 101 72 0.00 0.0
1956 83 68 0.03 0.0
1955 94 75 0.00 0.0
1954 84 72 0.01 0.0
1953 96 75 0.00 0.0
1952 98 77 0.00 0.0
1951 86 64 0.00 0.0
1950 77 65 0.00 0.0
1949 91 75 0.00 0.0
1948 90 73 0.00 0.0
1947 76 67 0.00 0.0
1946 92 70 0.01 0.0
1945 88 71 0.00 0.0
1944 80 64 0.01 0.0
1943 94 72 0.00 0.0
1942 85 70 0.00 0.0
1941 81 64 0.00 0.0
1940 96 77 0.00 0.0
1939 74 63 0.22 0.0
1938 82 70 0.64 0.0
1937 80 64 0.00 0.0
1936 82 68 0.00 0.0
1935 92 71 0.21 0.0
1934 100 74 0.00 0.0
1933 91 69 0.00 0.0
1932 92 75 0.21 0.0
1931 94 76 0.00 0.0
1930 103 76 0.00 0.0
1929 78 58 0.00 0.0
1928 77 70 0.00 0.0
1927 85 66 0.00 0.0
1926 104 72 0.00 0.0
1925 76 71 0.04 0.0
1924 88 65 0.00 0.0
1923 96 72 0.00 0.0
1922 87 62 0.00 0.0
1921 84 67 0.00 0.0
1920 86 61 0.00 0.0
1919 84 72 0.21 0.0
1918 96 65 0.00 0.0
1917 86 70 0.00 0.0
1916 93 71 0.00 0.0
1915 80 64 0.00 0.0
1914 93 67 0.00 0.0
1913 84 65 0.00 0.0
1912 91 64 0.20 0.0
1911 89 61 2.56 0.0
1910 84 63 0.00 0.0
1909 86 56 0.00 0.0
1908 88 69 0.20 0.0
1907 83 66 0.00 0.0
1906 89 72 0.12 0.0
1905 84 70 0.00 0.0
1904 88 63 0.09 0.0
1903 83 63 0.00 0.0
1902 86 68 0.08 0.0
1901 90 69 0.00 0.0
1900 94 75 0.00 0.0
1899 92 72 0.00 0.0
1898 94 72 0.00 0.0
1897 79 70 0.01 0.0
1896 86 75 0.01 0.0
1895 94 71 0.00 0.0
1894 90 72 0.00 0.0
1893 84 64 0.00 0.0
1892 84 68 0.00 0.0
1891 86 66 0.00 0.0
1890 77 56 0.00 0.0
1889 82 69 0.00 0.0
1888 82 64 0.00 0.0
1887 86 74 0.46 0.0
1886 74 61 1.63 0.0
1885 96 74 0.08 0.0
1884 83 60 0.00 0.0
1883 88 64 0.01 n/a
1882 82 68 0.00 n/a
1881 83 71 0.00 n/a
1880 79 66 0.00 n/a
1879 86 64 0.00 n/a
1878 96 76 0.00 n/a
1877 82 70 0.00 n/a
1876 87 73 0.00 n/a
1875 85 68 0.00 n/a
1874 82 68 0.20 n/a
1873 86 64 0.00 n/a
1872 90 64 0.06 n/a
1871 n/a n/a 0.15 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 0.00 n/a
1858 76 69 0.34 n/a
1857 n/a n/a 0.10 n/a
1856 n/a n/a 0.00 n/a
1855 n/a n/a 0.63 n/a
1854 n/a n/a 0.00 n/a
1853 n/a n/a n/a n/a
1852 n/a n/a n/a n/a
1851 87 63 n/a n/a
What's the all-time high for Washington D.C. on 7/21?
For the date of Jul 21, the highest temperature ever reached in Washington D.C. history is 104 °F which happened in 1926.
Highest Temperatures in Washington D.C. on July 21
Rank Temperature Year
1 104 °F 1926
2 103 °F 1930
3 101 °F 1991
3 101 °F 1957
5 100 °F 1987
5 100 °F 1934
5 100 °F 1980
8 99 °F 2011
8 99 °F 2019
10 98 °F 1952
What's the all-time low for Washington D.C. on 7/21?
For the date of Jul 21, the lowest temperature ever reached in Washington D.C. history is 56 °F which has happened 2 times, most recently in 1909.
Lowest Temperatures in Washington D.C. on July 21
Rank Temperature Year
1 56 °F 1890
1 56 °F 1909
3 58 °F 1965
3 58 °F 1929
5 60 °F 1966
5 60 °F 1884
7 61 °F 1886
7 61 °F 1920
7 61 °F 2001
7 61 °F 1911
Lowest High Temperatures in Washington D.C. on July 21
Rank Temperature Year
1 71 °F 2012
2 74 °F 1939
2 74 °F 1984
2 74 °F 1886
5 75 °F 2018
6 76 °F 1925
6 76 °F 1858
6 76 °F 1947
6 76 °F 1958
10 77 °F 1928
10 77 °F 1950
10 77 °F 1890
What's the most it has ever rained in Washington D.C. on 7/21?
For the date of Jul 21, the most precipitation ever recorded in Washington D.C. history is 4.00 inches which happened in 2018.
All-Time Most Precipitation in Washington D.C. on July 21
Rank Precipitation Year
1 4.00 inches 2018
2 2.56 inches 1911
3 1.63 inches 1886
4 1.60 inches 1995
5 1.19 inches 1988
6 1.15 inches 1984
7 0.86 inches 1962
8 0.64 inches 1938
9 0.63 inches 1855
10 0.62 inches 1992
10 0.62 inches 1973
Weather Station Details
Years Station Coordinates
1945–2024 Washington Reagan Airport location
1851–1945 Washington D.C. location