Washington, DC: records

4 October 2026: The hottest day on record in Washington, DC: 106°F on Sunday 20 July 1930 and Tuesday 6 August 1918.

The record begins: 1871

All-time records

Hottest day: 106°F; 20 July 1930, 6 August 1918
Coldest night: -15°F; 11 February 1899
Wettest day: 6.39 in; 23 August 1933
Warmest night: 84°F; 3 July 2026, 24 July 2011, 23 July 2011, 16 July 1983
Coldest day: 4°F; 10 February 1899

Daily records by decade

New daily records set in Washington, DC by decade since the 1900s: the most record highs, 89, came in the 1910s; the most record lows, 78, in the 1900s.

Record highs
Record lows

Every decade as a table

Decade	Record highs	Record lows	Years in the record
1870s	0	0	9
1880s	0	0	10
1890s	0	0	10
1900s	68	78	10
1910s	89	50	10
1920s	75	33	10
1930s	79	31	10
1940s	57	12	10
1950s	58	7	10
1960s	33	11	10
1970s	41	11	10
1980s	28	12	10
1990s	46	3	10
2000s	26	1	10
2010s	34	1	10
2020s	26	0	7

Records by month

Month	Highest	Lowest	Wettest day
January	80°F 26 January 2024	-14°F 1 January 1881	2.77 in 12 January 1915
February	84°F 25 February 1930	-15°F 11 February 1899	2.29 in 6 February 1896
March	93°F 23 March 1907	4°F 4 March 1873	2.79 in 9 March 1881
April	95°F 17 April 2002, 18 April 1976, 23 April 1960 and 1 more	15°F 1 April 1923	3.21 in 26 April 1889
May	99°F 31 May 1991	33°F 11 May 1906	3.24 in 5 May 1953
June	104°F 29 June 2012	43°F 2 June 1897	6.11 in 21 June 1972
July	106°F 20 July 1930	52°F 4 July 1933, 4 July 1907, 31 July 1895	4.69 in 9 July 1970
August	106°F 6 August 1918	49°F 29 August 1986, 31 August 1934, 24 August 1890	6.39 in 23 August 1933
September	104°F 7 September 1881	36°F 23 September 1904	5.16 in 1 September 1922
October	98°F 2 October 2019	26°F 31 October 1917, 31 October 1893, 30 October 1873	3.98 in 4 October 1877
November	86°F 1 November 1974	11°F 30 November 1929	2.95 in 8 November 1943
December	79°F 7 December 1998	-13°F 31 December 1880	3.10 in 7 December 2011

Streaks, months and years

Longest heat streak	21 days	29 July to 18 August 1988	A high of 90°F or above
Longest cold streak	12 days	23 January to 3 February 1936	A high of 32°F or below
Wettest month	17.45 in	September 1934
Driest month	a trace	October 1963
Wettest year	66.28 in	2018
Driest year	21.66 in	1930

Every record in words

The coldest night on record in Washington, DC: a low of -15°F on Saturday 11 February 1899.
The wettest day on record in Washington, DC: 6.39 in on Wednesday 23 August 1933.
The warmest night on record in Washington, DC: a low of 84°F on Friday 3 July 2026, Sunday 24 July 2011, Saturday 23 July 2011 and 1 other day.
The coldest day on record in Washington, DC: a high of 4°F on Friday 10 February 1899.
The longest run of days with a high of 90°F or above in Washington, DC: 21 days, from Friday 29 July to Thursday 18 August 1988.
The longest run of days with a high of 32°F or below in Washington, DC: 12 days, from Thursday 23 January to Monday 3 February 1936.
The wettest month on record in Washington, DC: September 1934, with 17.45 in of precipitation.
The driest month on record in Washington, DC: October 1963, with a trace of precipitation.
The wettest year on record in Washington, DC: 2018, with 66.28 in of precipitation.
The driest year on record in Washington, DC: 1930, with 21.66 in of precipitation.

Washington, DC the day's answers