Harman US

Washington, DC Weather & Growing Conditions

Overnight
52°F
Mostly Clear
Mostly clear, with a low around 52. South wind around 5 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 52°F Mostly Clear 5 mph S 1%
Wednesday 74°F Mostly Sunny 5 to 9 mph S 1%
Wednesday Night 62°F Mostly Cloudy then Chance Rain Showers 7 mph S 31%
Thursday 75°F Chance Rain Showers 7 to 10 mph S 43%
Thursday Night 62°F Rain Showers Likely 3 to 7 mph SW 58%
Friday 70°F Light Rain Likely 5 mph N 61%
Friday Night 51°F Chance Light Rain then Partly Cloudy 2 to 8 mph NW 37%
Saturday 65°F Mostly Sunny 8 to 13 mph NW 5%
Saturday Night 43°F Mostly Clear 10 mph NW 5%
Sunday 61°F Mostly Sunny 7 to 12 mph NW 1%
Sunday Night 42°F Mostly Clear 8 mph W 5%
Monday 61°F Sunny 9 to 14 mph W 5%
Monday Night 41°F Mostly Clear 3 to 8 mph W 5%
Tuesday 64°F Sunny 5 to 9 mph W 3%

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