Harman US

Washington, DC Weather & Growing Conditions

Today
76°F
Mostly Sunny
Mostly sunny, with a high near 76. South wind 3 to 9 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 76°F Mostly Sunny 3 to 9 mph S 1%
Tonight 62°F Mostly Cloudy then Chance Rain Showers 7 mph S 26%
Thursday 76°F Chance Rain Showers 7 to 10 mph S 40%
Thursday Night 63°F Rain Showers Likely 2 to 7 mph SW 61%
Friday 71°F Light Rain Likely 5 mph N 67%
Friday Night 51°F Chance Light Rain then Partly Cloudy 2 to 7 mph NW 41%
Saturday 64°F Mostly Sunny 8 to 12 mph NW 5%
Saturday Night 43°F Mostly Clear 7 to 10 mph NW 5%
Sunday 61°F Mostly Sunny 6 to 10 mph NW 1%
Sunday Night 42°F Mostly Clear 7 mph W 5%
Monday 62°F Sunny 8 to 14 mph W 5%
Monday Night 40°F Mostly Clear 2 to 8 mph W 5%
Tuesday 65°F Sunny 5 to 9 mph SW 3%
Tuesday Night 43°F Mostly Clear 6 mph W 0%

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

Growing snapshot for Washington, DC

Last spring frost
Mar 29
First fall frost
Nov 8
Growing season
224 days
Hardiness zone
8a

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

Climate data from the nearest NOAA station, Natl Arboretum Dc, Md (0.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.