Bull Run Mountain Estates, VA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bull Run Mountain Estates, a community in Prince William County, Virginia.
This Afternoon
78°F
Partly Sunny
Partly sunny, with a high near 78. Southeast wind around 5 mph.
7-day forecast for Bull Run Mountain Estates
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 78°F | Partly Sunny | 5 mph SE | 6% |
| Tonight | 66°F | Mostly Cloudy | 6 to 10 mph SE | 13% |
| Sunday | 84°F | Mostly Cloudy then Chance Showers And Thunderstorms | 8 to 13 mph S | 41% |
| Sunday Night | 62°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 to 14 mph NW | 69% |
| Monday | 69°F | Chance Rain Showers | 7 to 14 mph N | 40% |
| Monday Night | 58°F | Chance Rain Showers | 7 to 10 mph NE | 51% |
| Tuesday | 63°F | Rain Showers Likely | 12 mph NE | 67% |
| Tuesday Night | 54°F | Rain Showers Likely | 14 mph NE | 67% |
| Wednesday | 60°F | Rain Showers Likely | 14 mph NE | 56% |
| Wednesday Night | 54°F | Chance Showers And Thunderstorms | 10 to 14 mph NE | 52% |
| Thursday | 61°F | Chance Showers And Thunderstorms | 10 to 14 mph NE | 43% |
| Thursday Night | 52°F | Chance Showers And Thunderstorms | 9 to 13 mph N | 40% |
| Friday | 66°F | Slight Chance Rain Showers | 10 to 14 mph N | 21% |
| Friday Night | 52°F | Slight Chance Rain Showers | 8 to 14 mph N | 16% |
Forecast source: National Weather Service (api.weather.gov) for Bull Run Mountain Estates (38.909, -77.667). Updated through the day.
Growing snapshot for Bull Run Mountain Estates
Last spring frost
Apr 15
First fall frost
Oct 24
Growing season
194 days
Hardiness zone
7a
More local growing data for Bull Run Mountain Estates: nearby ZIP 20169 weather · frost dates · planting calendar · Virginia frost dates
Nearby towns & communities
Buckhall
Bull Run
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County Center
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Leesylvania
Linton Hall
Manassas Park
Montclair
Nokesville
Occoquan
Potomac Mills
Quantico
Quantico Base
Sudley
Triangle
Woodbridge
Climate data from the nearest NOAA station, Washington Dc Dulles Ap, Va (10.7 mi from Bull Run Mountain Estates). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.