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 29%
Thursday 74°F Chance Rain Showers 7 to 10 mph S 42%
Thursday Night 62°F Rain Showers Likely 3 to 7 mph SW 60%
Friday 70°F Light Rain Likely 5 mph N 64%
Friday Night 51°F Chance Light Rain then Partly Cloudy 2 to 7 mph NW 38%
Saturday 63°F Mostly Sunny 8 to 12 mph NW 5%
Saturday Night 42°F Mostly Clear 10 mph NW 5%
Sunday 61°F Mostly Sunny 7 to 10 mph NW 1%
Sunday Night 43°F Mostly Clear 8 mph W 5%
Monday 60°F Sunny 9 to 13 mph W 5%
Monday Night 40°F Mostly Clear 3 to 8 mph W 5%
Tuesday 64°F Sunny 5 to 9 mph W 3%
Tuesday Night 43°F Mostly Clear 7 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
7b

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 (3.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.