Blacksburg, VA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Blacksburg, a town in Montgomery County, Virginia.
Tonight
50°F
Mostly Clear
Mostly clear, with a low around 50. Southeast wind 1 to 5 mph.
7-day forecast for Blacksburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 50°F | Mostly Clear | 1 to 5 mph SE | 1% |
| Wednesday | 70°F | Mostly Cloudy then Slight Chance Light Rain | 1 to 8 mph SE | 15% |
| Wednesday Night | 60°F | Light Rain | 5 mph S | 78% |
| Thursday | 74°F | Partly Sunny then Slight Chance Light Rain | 2 to 6 mph SW | 15% |
| Thursday Night | 54°F | Chance Light Rain | 2 mph SW | 40% |
| Friday | 70°F | Chance Light Rain | 1 to 5 mph W | 29% |
| Friday Night | 42°F | Mostly Clear | 3 mph NW | 11% |
| Saturday | 61°F | Mostly Sunny | 2 to 8 mph NW | 7% |
| Saturday Night | 34°F | Partly Cloudy | 2 to 6 mph NW | 7% |
| Sunday | 60°F | Mostly Sunny | 2 to 7 mph NW | 6% |
| Sunday Night | 33°F | Partly Cloudy then Slight Chance Light Rain | 7 mph W | 15% |
| Monday | 60°F | Slight Chance Light Rain then Mostly Sunny | 7 to 13 mph W | 15% |
| Monday Night | 33°F | Mostly Clear | 5 to 8 mph W | 12% |
| Tuesday | 64°F | Sunny | 6 to 13 mph W | 8% |
Forecast source: National Weather Service (api.weather.gov) for Blacksburg (37.231, -80.427). Updated through the day.
Growing snapshot for Blacksburg
Last spring frost
Apr 24
First fall frost
Oct 19
Growing season
175 days
Hardiness zone
7a
More local growing data for Blacksburg: nearby ZIP 24061 weather · frost dates · planting calendar · Virginia frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Blacksburg Nwso, Va (1.6 mi from Blacksburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.