Bull Run, VA Weather & Growing Conditions
Today
87°F
Partly Sunny
Partly sunny, with a high near 87. East wind 3 to 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 87°F | Partly Sunny | 3 to 7 mph E | 7% |
| Tonight | 70°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 to 7 mph E | 73% |
| Wednesday | 87°F | Showers And Thunderstorms Likely | 1 to 7 mph SE | 67% |
| Wednesday Night | 72°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 3 to 7 mph S | 56% |
| Thursday | 91°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 6 to 12 mph S | 15% |
| Thursday Night | 72°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph SW | 15% |
| Friday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 to 8 mph SW | 42% |
| Friday Night | 71°F | Chance Showers And Thunderstorms | 1 to 7 mph SW | 44% |
| Saturday | 90°F | Partly Sunny then Chance Showers And Thunderstorms | 1 to 6 mph SW | 54% |
| Saturday Night | 70°F | Chance Showers And Thunderstorms | 0 to 6 mph SW | 54% |
| Sunday | 91°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 20% |
| Sunday Night | 72°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 3 mph SW | 20% |
| Monday | 92°F | Mostly Sunny | 1 to 6 mph W | 10% |
| Monday Night | 72°F | Partly Cloudy | 1 to 5 mph W | 14% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Bull Run, VA
Last spring frost
Apr 12
First fall frost
Oct 27
Growing season
197 days
Hardiness zone
7a
Explore more for Bull Run, VA: full frost dates · planting calendar · Virginia frost dates
Climate data from the nearest NOAA station, Manassas, Va (5.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.