Manassas, VA Weather & Growing Conditions
Tonight
51°F
Mostly Clear
Mostly clear, with a low around 51. South wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Mostly Clear | 6 mph S | 2% |
| Wednesday | 75°F | Mostly Sunny | 3 to 10 mph S | 2% |
| Wednesday Night | 62°F | Mostly Cloudy then Chance Light Rain | 8 mph S | 43% |
| Thursday | 76°F | Chance Light Rain | 8 to 12 mph S | 34% |
| Thursday Night | 62°F | Chance Light Rain | 1 to 7 mph SW | 53% |
| Friday | 71°F | Rain Likely | 5 mph N | 67% |
| Friday Night | 51°F | Light Rain Likely | 2 to 6 mph NW | 67% |
| Saturday | 66°F | Mostly Sunny | 7 to 10 mph NW | 12% |
| Saturday Night | 43°F | Mostly Clear | 7 mph NW | 12% |
| Sunday | 62°F | Mostly Sunny | 7 mph NW | 5% |
| Sunday Night | 41°F | Partly Cloudy then Slight Chance Light Rain | 6 mph NW | 18% |
| Monday | 62°F | Slight Chance Light Rain | 6 to 13 mph NW | 22% |
| Monday Night | 39°F | Slight Chance Light Rain | 3 to 8 mph W | 22% |
| Tuesday | 65°F | Sunny | 6 to 10 mph W | 10% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Manassas, VA
Last spring frost
Apr 12
First fall frost
Oct 27
Growing season
197 days
Hardiness zone
7a
Explore more for Manassas, VA: full frost dates · planting calendar · Virginia frost dates
Climate data from the nearest NOAA station, Manassas, Va (0.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.