Washington D.C. September 15 Weather Records

Daily averages and all-time records for weather in Washington D.C. for the date of September 15.
September 15 All-Time Records
1851–2024
Highest temperature 97 °F 1930
Lowest temperature 43 °F 1902
Lowest daily high 58 °F 1963
Highest daily low 75 °F 2005
Most precipitation 2.52 inches 1904
Most snow none -
September 15 Average Weather
1991–2020 1
Average high 80.6 °F
Average low 63.9 °F
Chance precipitation 28.9%
Chance snow 0%
Washington D.C. September 15 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 78 58 0.00 0.0
2022 83 64 0.00 0.0
2021 90 73 0.00 0.0
2020 71 55 0.00 0.0
2019 90 72 0.00 0.0
2018 83 70 0.00 0.0
2017 83 67 0.00 0.0
2016 77 67 0.00 0.0
2015 84 60 0.00 0.0
2014 77 58 0.00 0.0
2013 78 54 0.00 0.0
2012 78 64 0.00 0.0
2011 78 54 0.03 0.0
2010 86 62 0.00 0.0
2009 84 66 0.19 0.0
2008 86 73 0.00 0.0
2007 71 56 0.00 0.0
2006 75 60 0.02 0.0
2005 90 75 0.01 0.0
2004 70 65 0.21 0.0
2003 84 69 0.08 0.0
2002 78 72 0.17 0.0
2001 71 52 0.00 0.0
2000 75 56 0.01 0.0
1999 74 66 0.90 0.0
1998 93 71 0.00 0.0
1997 83 67 0.00 0.0
1996 76 56 0.00 0.0
1995 83 64 0.00 0.0
1994 84 72 0.00 0.0
1993 92 71 0.02 0.0
1992 80 57 0.00 0.0
1991 85 71 0.00 0.0
1990 80 63 0.01 0.0
1989 83 72 0.00 0.0
1988 76 58 0.00 0.0
1987 86 67 0.00 0.0
1986 81 63 0.00 0.0
1985 75 50 0.00 0.0
1984 73 57 0.03 0.0
1983 76 58 0.00 0.0
1982 84 68 0.00 0.0
1981 84 70 1.21 0.0
1980 84 67 0.00 0.0
1979 76 60 0.00 0.0
1978 81 66 0.10 0.0
1977 66 62 0.00 0.0
1976 75 70 1.05 0.0
1975 71 51 0.00 0.0
1974 76 56 0.00 0.0
1973 80 66 0.00 0.0
1972 80 62 0.00 0.0
1971 85 65 0.00 0.0
1970 91 70 0.00 0.0
1969 84 62 0.00 0.0
1968 82 58 0.00 0.0
1967 84 56 0.00 0.0
1966 79 55 0.12 0.0
1965 88 67 0.01 0.0
1964 83 50 0.00 0.0
1963 58 54 1.01 0.0
1962 82 63 0.00 0.0
1961 76 58 0.45 0.0
1960 78 57 0.00 0.0
1959 82 61 0.00 0.0
1958 85 57 0.00 0.0
1957 88 71 0.00 0.0
1956 76 63 0.20 0.0
1955 84 61 0.00 0.0
1954 79 67 0.02 0.0
1953 84 56 0.00 0.0
1952 77 69 0.00 0.0
1951 82 65 0.03 0.0
1950 76 61 0.00 0.0
1949 82 64 0.00 0.0
1948 76 56 0.00 0.0
1947 82 70 1.62 0.0
1946 76 49 0.00 0.0
1945 72 66 0.25 0.0
1944 84 66 0.00 0.0
1943 84 57 0.00 0.0
1942 90 69 0.00 0.0
1941 86 62 0.00 0.0
1940 75 57 0.00 0.0
1939 82 56 0.00 0.0
1938 89 70 0.63 0.0
1937 82 53 0.00 0.0
1936 82 68 0.00 0.0
1935 85 63 0.00 0.0
1934 83 70 0.01 0.0
1933 65 59 0.17 0.0
1932 77 62 0.00 0.0
1931 87 70 0.00 0.0
1930 97 71 0.00 0.0
1929 77 57 0.00 0.0
1928 80 63 0.00 0.0
1927 97 66 0.00 0.0
1926 72 60 0.00 0.0
1925 80 68 0.14 0.0
1924 68 55 0.00 0.0
1923 64 50 0.00 0.0
1922 87 66 0.00 0.0
1921 87 66 0.00 0.0
1920 78 54 0.00 0.0
1919 80 56 0.03 0.0
1918 80 50 0.00 0.0
1917 62 57 0.01 0.0
1916 75 60 1.17 0.0
1915 92 74 0.00 0.0
1914 72 49 0.00 0.0
1913 69 47 0.00 0.0
1912 89 73 0.07 0.0
1911 70 58 1.09 0.0
1910 72 53 0.00 0.0
1909 84 63 0.00 0.0
1908 70 52 0.00 0.0
1907 82 61 0.00 0.0
1906 68 61 0.00 0.0
1905 72 46 0.00 0.0
1904 67 50 2.52 0.0
1903 86 68 0.00 0.0
1902 70 43 0.00 0.0
1901 92 69 0.06 0.0
1900 73 65 1.27 0.0
1899 74 43 0.00 0.0
1898 76 65 0.13 0.0
1897 81 64 0.00 0.0
1896 77 69 0.35 0.0
1895 66 46 0.00 0.0
1894 88 67 0.00 0.0
1893 80 65 0.60 0.0
1892 72 52 0.01 0.0
1891 76 54 0.00 0.0
1890 78 62 1.18 0.0
1889 79 67 0.02 0.0
1888 74 55 0.00 0.0
1887 78 67 0.00 0.0
1886 70 64 0.29 0.0
1885 87 62 0.00 0.0
1884 74 45 0.00 0.0
1883 85 64 0.00 n/a
1882 80 66 0.00 n/a
1881 77 65 0.11 n/a
1880 71 48 0.00 n/a
1879 73 50 0.00 n/a
1878 75 54 0.00 n/a
1877 84 69 0.03 n/a
1876 74 61 1.00 n/a
1875 80 58 0.00 n/a
1874 81 67 1.51 n/a
1873 68 44 0.00 n/a
1872 66 52 0.00 n/a
1871 n/a n/a 0.00 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 n/a n/a 0.00 n/a
1857 n/a n/a n/a 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 n/a n/a
1853 n/a n/a n/a n/a
1852 n/a n/a n/a n/a
1851 65 48 n/a n/a
What's the all-time high for Washington D.C. on 9/15?
For the date of Sep 15, the highest temperature ever reached in Washington D.C. history is 97 °F which has happened 2 times, most recently in 1930.
Highest Temperatures in Washington D.C. on September 15
Rank Temperature Year
1 97 °F 1927
1 97 °F 1930
3 93 °F 1998
4 92 °F 1901
4 92 °F 1915
4 92 °F 1993
7 91 °F 1970
8 90 °F 1942
8 90 °F 2005
8 90 °F 2021
8 90 °F 2019
What's the all-time low for Washington D.C. on 9/15?
For the date of Sep 15, the lowest temperature ever reached in Washington D.C. history is 43 °F which has happened 2 times, most recently in 1902.
Lowest Temperatures in Washington D.C. on September 15
Rank Temperature Year
1 43 °F 1899
1 43 °F 1902
3 44 °F 1873
4 45 °F 1884
5 46 °F 1905
5 46 °F 1895
7 47 °F 1913
8 48 °F 1851
8 48 °F 1880
10 49 °F 1914
10 49 °F 1946
Lowest High Temperatures in Washington D.C. on September 15
Rank Temperature Year
1 58 °F 1963
2 62 °F 1917
3 64 °F 1923
4 65 °F 1933
4 65 °F 1851
6 66 °F 1895
6 66 °F 1977
6 66 °F 1872
9 67 °F 1904
10 68 °F 1873
10 68 °F 1924
10 68 °F 1906
What's the most it has ever rained in Washington D.C. on 9/15?
For the date of Sep 15, the most precipitation ever recorded in Washington D.C. history is 2.52 inches which happened in 1904.
All-Time Most Precipitation in Washington D.C. on September 15
Rank Precipitation Year
1 2.52 inches 1904
2 1.62 inches 1947
3 1.51 inches 1874
4 1.27 inches 1900
5 1.21 inches 1981
6 1.18 inches 1890
7 1.17 inches 1916
8 1.09 inches 1911
9 1.05 inches 1976
10 1.01 inches 1963
Weather Station Details
Years Station Coordinates
1945–2024 Washington Reagan Airport location
1851–1945 Washington D.C. location