Harman US

Washington, DC Weather & Growing Conditions

Tonight
53°F
Mostly Clear then Patchy Fog
Patchy fog after 4am. Mostly clear, with a low around 53. South wind around 5 mph.

7-day forecast

WhenTempForecastWindPrecip
Tonight 53°F Mostly Clear then Patchy Fog 5 mph S 2%
Wednesday 75°F Patchy Fog then Mostly Sunny 2 to 9 mph S 2%
Wednesday Night 63°F Mostly Cloudy then Chance Light Rain 7 mph S 29%
Thursday 76°F Chance Light Rain 7 to 10 mph S 40%
Thursday Night 63°F Light Rain Likely 2 to 7 mph SW 57%
Friday 71°F Rain Likely 5 mph NW 72%
Friday Night 52°F Light Rain Likely 2 to 7 mph NW 72%
Saturday 66°F Mostly Sunny 7 to 10 mph NW 11%
Saturday Night 45°F Partly Cloudy 5 to 8 mph NW 11%
Sunday 62°F Mostly Sunny 8 mph W 5%
Sunday Night 44°F Slight Chance Light Rain 7 mph W 20%
Monday 62°F Slight Chance Light Rain 8 to 13 mph W 20%
Monday Night 42°F Slight Chance Light Rain 3 to 9 mph W 20%
Tuesday 65°F Sunny 7 to 12 mph W 13%

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