Harman US

Washington, DC Weather & Growing Conditions

This Afternoon
71°F
Sunny
Sunny, with a high near 71. South wind around 6 mph.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 71°F Sunny 6 mph S 2%
Tonight 53°F Mostly Clear then Patchy Fog 6 mph S 2%
Wednesday 75°F Patchy Fog then Mostly Sunny 3 to 9 mph S 2%
Wednesday Night 62°F Mostly Cloudy then Chance Light Rain 7 mph S 32%
Thursday 75°F Chance Light Rain 7 to 10 mph S 43%
Thursday Night 62°F Light Rain Likely 3 to 7 mph SW 56%
Friday 71°F Rain Likely 5 mph NW 71%
Friday Night 52°F Light Rain Likely 2 to 7 mph NW 71%
Saturday 65°F Mostly Sunny 7 to 10 mph NW 11%
Saturday Night 44°F Partly Cloudy 8 mph NW 11%
Sunday 62°F Mostly Sunny 5 to 8 mph W 5%
Sunday Night 44°F Slight Chance Light Rain 5 to 8 mph W 20%
Monday 62°F Slight Chance Light Rain 8 to 13 mph NW 20%
Monday Night 42°F Slight Chance Light Rain 5 to 9 mph W 19%

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