Harman US

Washington, DC Weather & Growing Conditions

Tonight
54°F
Mostly Clear then Patchy Fog
Patchy fog after 4am. Mostly clear, with a low around 54. South wind 2 to 6 mph.

7-day forecast

WhenTempForecastWindPrecip
Tonight 54°F Mostly Clear then Patchy Fog 2 to 6 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 30%
Thursday 75°F Chance Light Rain 10 mph S 38%
Thursday Night 64°F Light Rain Likely 2 to 7 mph SW 57%
Friday 71°F Rain Likely 6 mph NW 72%
Friday Night 53°F Light Rain Likely 3 to 9 mph NW 72%
Saturday 66°F Mostly Sunny 13 mph NW 11%
Saturday Night 45°F Partly Cloudy 12 mph NW 11%
Sunday 63°F Mostly Sunny 10 mph W 5%
Sunday Night 44°F Slight Chance Light Rain 10 mph W 20%
Monday 63°F Slight Chance Light Rain 12 to 16 mph NW 20%
Monday Night 43°F Slight Chance Light Rain 8 to 13 mph W 20%
Tuesday 65°F Sunny 10 to 14 mph W 13%

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

Growing snapshot for Washington, DC

Last spring frost
Mar 24
First fall frost
Nov 18
Growing season
241 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, Washington Reagan Ap, Va (1.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.