Weather statistics for Washington D.C., District of Columbia (United States)

Washington DC/Nt’l. weather station: 20 m.a.s.l., 5.0 km away from Washington D.C.

Average temperature per month

Graph explanation.

Explaination to the graph:
Max temperature: Average max daily (24h) temperature per month
Minimum temperature: Average minimum daily (24h) temperature per month
Average temperature: Average daily (24h) temperature per month.
The temperature normals are measured in the period 1961–1990.
Les mer om normaler her

Source: WMO

Average days with precipitation per month

Graph explanation.

The graph shows average amount of days (24h) with precipitation during a month. When precipitation has surpassed 1mm per day (24h) it is defined as a day with precipitation. The mean period is 1961–1990.

Source: WMO
Tabular view for temperature and precipitation per month
Temperature Precipitation
Months Normal Warmest Coldest Normal
January 1.4°C 5.7°C -2.9°C 7
February 3.1°C 7.7°C -1.6°C 7
March 8.4°C 13.6°C 3.2°C 8
April 13.6°C 19.3°C 8.0°C 7
May 19.1°C 24.6°C 13.7°C 8
June 24.2°C 29.3°C 19.2°C 7
July 26.7°C 31.4°C 21.9°C 7
August 25.8°C 30.5°C 21.1°C 7
September 21.8°C 26.7°C 16.9°C 5
October 15.4°C 20.6°C 10.2°C 5
November 9.9°C 14.6°C 5.1°C 6
December 4.1°C 8.3°C -0.2°C 7