Unionville, VA Weather & Growing Conditions
Tonight
63°F
Mostly Cloudy then Chance Light Rain
A chance of rain after midnight. Mostly cloudy, with a low around 63. South wind 2 to 9 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 63°F | Mostly Cloudy then Chance Light Rain | 2 to 9 mph S | 43% |
| Thursday | 76°F | Slight Chance Light Rain then Mostly Cloudy | 6 to 12 mph S | 17% |
| Thursday Night | 60°F | Mostly Cloudy then Chance Light Rain | 0 to 5 mph SW | 37% |
| Friday | 71°F | Chance Light Rain | 1 mph NE | 28% |
| Friday Night | 46°F | Slight Chance Light Rain then Mostly Cloudy | 1 mph NE | 24% |
| Saturday | 64°F | Sunny | 2 to 7 mph NW | 6% |
| Saturday Night | 34°F | Mostly Clear | 0 to 3 mph NW | 3% |
| Sunday | 64°F | Sunny | 3 mph W | 1% |
| Sunday Night | 32°F | Mostly Clear | 0 mph | 0% |
| Monday | 66°F | Sunny | 0 to 5 mph W | 0% |
| Monday Night | 32°F | Mostly Clear | 0 mph | 0% |
| Tuesday | 70°F | Sunny | 0 to 5 mph SW | 1% |
| Tuesday Night | 36°F | Partly Cloudy | 2 mph NW | 1% |
| Veterans Day | 66°F | Mostly Sunny | 2 mph NW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Unionville, VA
Last spring frost
Apr 7
First fall frost
Oct 30
Growing season
204 days
Hardiness zone
7a
Explore more for Unionville, VA: full frost dates · planting calendar · Virginia frost dates
Climate data from the nearest NOAA station, Piedmont Rsch Stn, Va (7.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.