Blacksburg, VA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Blacksburg, a town in Montgomery County, Virginia.
Today
79°F
Partly Sunny
Partly sunny, with a high near 79. East wind around 5 mph.
7-day forecast for Blacksburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 79°F | Partly Sunny | 5 mph E | 9% |
| Tonight | 64°F | Mostly Cloudy then Patchy Fog | 1 to 5 mph SE | 10% |
| Sunday | 82°F | Patchy Fog then Chance Showers And Thunderstorms | 3 mph SW | 47% |
| Sunday Night | 63°F | Chance Showers And Thunderstorms then Mostly Cloudy | 0 to 3 mph SW | 38% |
| Monday | 80°F | Showers And Thunderstorms | 0 to 3 mph E | 87% |
| Monday Night | 59°F | Showers And Thunderstorms | 5 mph E | 87% |
| Tuesday | 68°F | Showers And Thunderstorms Likely | 3 to 7 mph E | 65% |
| Tuesday Night | 54°F | Showers And Thunderstorms Likely | 7 to 10 mph E | 65% |
| Wednesday | 60°F | Chance Rain Showers | 9 mph E | 51% |
| Wednesday Night | 53°F | Chance Showers And Thunderstorms | 5 to 8 mph E | 47% |
| Thursday | 65°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 mph E | 36% |
| Thursday Night | 52°F | Slight Chance Showers And Thunderstorms | 5 mph NE | 21% |
| Friday | 68°F | Slight Chance Rain Showers | 5 mph N | 21% |
| Friday Night | 49°F | Slight Chance Rain Showers | 3 mph N | 21% |
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 Sep 19, 2026.