Washington, District of Columbia
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -3° -25.6° (1881) 26.1° (1950) 3.21" 6.2"
February -1° -26.1° (1899) 28.9° (1930) 2.63" 5.2"
March 13° -15.6° (1873) 33.9° (1907) 3.6" 1.6"
April 19° -9.4° (1923) 35° (2002) 2.77" 0"
May 13° 24° 0.6° (1906) 37.2° (1991) 3.82" 0"
June 18° 29° 6.1° (1897) 38.9° (1874) 3.13" 0"
July 21° 31° 11.1° (1933) 41.1° (1930) 3.66" 0"
August 21° 30° 9.4° (1986) 41.1° (1918) 3.44" 0"
September 17° 26° 2.2° (1904) 40° (1881) 3.79" 0"
October 10° 20° -3.3° (1917) 35.6° (1941) 3.22" 0"
November 14° -11.7° (1929) 30° (1974) 3.03" 0.7"
December -25° (1880) 26.1° (1998) 3.05" 1.5"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 10.6° 21.7° 1° (1876) 34° (1942) 0.11" NA
May 2 10.6° 21.7° 2° (1945) 32° (1930) 0.11" NA
May 3 10.6° 22.2° 2° (1909) 33° (1965) 0.11" NA
May 4 11.1° 22.2° 4° (1986) 34° (1928) 0.11" NA
May 5 11.1° 22.2° 4° (1926) 34° (1928) 0.12" NA
May 6 11.7° 22.2° 3° (1911) 34° (1950) 0.12" NA
May 7 11.7° 22.8° 3° (1970) 35° (1930) 0.12" NA
May 8 11.7° 22.8° 4° (1974) 33° (1936) 0.12" NA
May 9 12.2° 22.8° 1° (1947) 36° (1963) 0.12" NA
May 10 12.2° 23.3° 2° (1947) 35° (1963) 0.12" NA
May 11 12.2° 23.3° 1° (1906) 34° (1911) 0.12" NA
May 12 12.8° 23.3° 3° (1913) 34° (1914) 0.13" NA
May 13 12.8° 23.3° 4° (1878) 35° (1881) 0.13" NA
May 14 12.8° 23.9° 5° (1928) 34° (1956) 0.13" NA
May 15 13.3° 23.9° 4° (1939) 34° (1962) 0.13" NA
May 16 13.3° 23.9° 3° (1920) 34° (1911) 0.13" NA
May 17 13.3° 24.4° 4° (1956) 33° (1974) 0.13" NA
May 18 13.3° 24.4° 4° (1973) 36° (1877) 0.13" NA
May 19 13.9° 24.4° 6° (1976) 36° (1997) 0.13" NA
May 20 13.9° 25° 6° (2002) 36° (1996) 0.13" NA
May 21 13.9° 25° 5° (1907) 35° (1934) 0.13" NA
May 22 14.4° 25° 4° (1907) 36° (1941) 0.13" NA
May 23 14.4° 25° 7° (1961) 36° (1925) 0.13" NA
May 24 14.4° 25.6° 5° (1905) 33° (1964) 0.13" NA
May 25 15° 25.6° 6° (1877) 34° (1880) 0.13" NA
May 26 15° 25.6° 6° (1899) 36° (1880) 0.12" NA
May 27 15° 26.1° 6° (1915) 35° (1965) 0.12" NA
May 28 15.6° 26.1° 6° (1961) 36° (1941) 0.12" NA
May 29 15.6° 26.1° 5° (1894) 36° (1991) 0.12" NA
May 30 15.6° 26.7° 7° (1884) 37° (1991) 0.12" NA
May 31 16.1° 26.7° 7° (1938) 37° (1991) 0.12" NA
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