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.
This Afternoon
79°F
Partly Sunny
Partly sunny, with a high near 79. Southeast wind around 7 mph.
7-day forecast for Dulles Town Center
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 79°F | Partly Sunny | 7 mph SE | 4% |
| Tonight | 66°F | Mostly Cloudy | 8 mph SE | 13% |
| Sunday | 84°F | Chance Rain Showers | 8 to 12 mph S | 37% |
| Sunday Night | 61°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 3 to 8 mph W | 63% |
| Monday | 73°F | Chance Rain Showers | 10 mph NE | 40% |
| Monday Night | 59°F | Chance Rain Showers | 9 mph NE | 49% |
| Tuesday | 66°F | Rain Showers Likely | 8 to 13 mph NE | 63% |
| Tuesday Night | 55°F | Showers And Thunderstorms Likely | 12 mph NE | 63% |
| Wednesday | 61°F | Chance Rain Showers | 12 mph NE | 50% |
| Wednesday Night | 54°F | Chance Rain Showers | 12 mph NE | 36% |
| Thursday | 61°F | Chance Rain Showers | 13 mph NE | 26% |
| Thursday Night | 52°F | Chance Rain Showers | 6 to 10 mph N | 25% |
| Friday | 67°F | Chance Rain Showers | 13 mph N | 25% |
| Friday Night | 52°F | Slight Chance Rain Showers | 8 to 13 mph N | 23% |
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
Nearby towns & communities
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Loudoun Valley Estates
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One Loudoun
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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 Sep 20, 2026.