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Dulles Town Center, VA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Dulles Town Center, a community in Loudoun County, Virginia.

Today
75°F
Mostly Sunny
Mostly sunny, with a high near 75. South wind around 10 mph, with gusts as high as 18 mph.

7-day forecast for Dulles Town Center

WhenTempForecastWindPrecip
Today 75°F Mostly Sunny 10 mph S 1%
Tonight 62°F Mostly Cloudy then Chance Rain Showers 6 to 9 mph S 48%
Thursday 74°F Chance Rain Showers 7 to 10 mph S 43%
Thursday Night 60°F Chance Rain Showers 2 to 7 mph SW 51%
Friday 70°F Chance Light Rain 5 mph N 50%
Friday Night 48°F Chance Light Rain then Partly Cloudy 2 to 6 mph NW 27%
Saturday 62°F Mostly Sunny 6 to 13 mph NW 6%
Saturday Night 41°F Partly Cloudy 10 mph NW 5%
Sunday 60°F Mostly Sunny 6 to 12 mph NW 1%
Sunday Night 40°F Mostly Clear 8 mph NW 5%
Monday 61°F Sunny 8 to 14 mph NW 5%
Monday Night 37°F Mostly Clear 2 to 7 mph W 4%
Tuesday 65°F Sunny 3 to 8 mph SW 2%
Tuesday Night 40°F Mostly Clear 6 mph W 0%

Forecast source: National Weather Service (api.weather.gov) for Dulles Town Center (39.023, -77.414). Updated through the day.

Growing snapshot for Dulles Town Center

Last spring frost
Apr 13
First fall frost
Oct 26
Growing season
195 days
Hardiness zone
7b

More local growing data for Dulles Town Center: nearby ZIP 20164 weather · frost dates · planting calendar · Virginia frost dates

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Climate data from the nearest NOAA station, Wfo Sterling, Va (5.4 mi from Dulles Town Center). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.