Earliest and Latest Days of 80° F in Washington D.C.

This is a list of the earliest and latest days in the year with a high temperature of at least 80 °F in Washington D.C. history. It is based on NOAA data from the years 1851–2024.

Also see:

Earliest 80 degree day in Washington D.C.?

The earliest in the year that Washington D.C. had a high temperature of at least 80 °F is January 26 which happened in 2024.

Latest 80 degree day in Washington D.C.?

The latest in the year that Washington D.C. had a high temperature of at least 80 °F is November 18 which happened in 1921.

Earliest Days ≥ 80 °F

Date	Year	Temperature
January 26	2024	80 °F
February 21	2018	82 °F
February 23	2023	81 °F
February 25	1930	84 °F
February 28	1948	82 °F
March 1	2017	80 °F
March 1	1976	80 °F
March 4	1983	82 °F
March 4	1974	80 °F
March 4	1923	80 °F
March 5	1976	83 °F
March 5	1961	80 °F
March 6	1961	81 °F
March 7	2022	80 °F
March 8	2000	85 °F
March 9	1964	80 °F
March 12	1990	89 °F
March 13	2012	81 °F
March 13	2006	85 °F
March 13	1990	87 °F

Latest Days ≥ 80 °F

Date	Year	Temperature
November 18	1921	80 °F
November 15	1993	83 °F
November 13	1879	80 °F
November 8	1975	81 °F
November 7	2022	81 °F
November 6	2015	80 °F
November 5	2003	81 °F
November 5	1975	81 °F
November 5	1961	81 °F
November 4	1975	80 °F
November 4	1974	84 °F
November 3	2016	83 °F
November 3	1974	80 °F
November 2	1982	80 °F
November 2	1974	82 °F
November 2	1971	85 °F
November 2	1968	80 °F
November 2	1950	83 °F
November 2	1929	83 °F
November 1	2003	81 °F
November 1	1982	82 °F
November 1	1974	86 °F
November 1	1971	81 °F
November 1	1950	85 °F