Harman US

Washington, DC Weather & Growing Conditions

Today
86°F
Partly Sunny
Partly sunny, with a high near 86. East wind 5 to 8 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 86°F Partly Sunny 5 to 8 mph E 2%
Tonight 70°F Slight Chance Showers And Thunderstorms 2 to 7 mph E 59%
Wednesday 86°F Showers And Thunderstorms Likely 3 to 7 mph SE 67%
Wednesday Night 73°F Chance Showers And Thunderstorms 3 to 7 mph S 53%
Thursday 91°F Mostly Sunny then Slight Chance Showers And Thunderstorms 6 to 10 mph SW 16%
Thursday Night 74°F Slight Chance Showers And Thunderstorms 5 to 9 mph SW 19%
Friday 91°F Mostly Sunny then Chance Showers And Thunderstorms 7 mph SW 37%
Friday Night 73°F Chance Showers And Thunderstorms 2 to 6 mph SW 49%
Saturday 89°F Showers And Thunderstorms Likely 2 to 6 mph SW 55%
Saturday Night 72°F Showers And Thunderstorms Likely then Chance Showers And Thunderstorms 5 mph W 55%
Sunday 90°F Mostly Sunny then Slight Chance Showers And Thunderstorms 2 to 6 mph W 20%
Sunday Night 73°F Slight Chance Showers And Thunderstorms then Partly Cloudy 5 mph SW 20%
Monday 92°F Mostly Sunny 2 to 7 mph W 12%
Monday Night 74°F Slight Chance Showers And Thunderstorms 6 mph W 17%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Washington, DC

Last spring frost
Apr 9
First fall frost
Oct 31
Growing season
202 days
Hardiness zone
7b

Explore more for Washington, DC: full frost dates · planting calendar · District of Columbia frost dates

Climate data from the nearest NOAA station, Dalecarlia Rsvr, Md (5.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.