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
Slight Chance Rain Showers then Chance Showers And Thunderstorms
A slight chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 79. East wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Blacksburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 79°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 6 mph E | 40% |
| Tonight | 66°F | Chance Showers And Thunderstorms | 0 to 6 mph NE | 53% |
| Wednesday | 82°F | Mostly Cloudy then Slight Chance Showers And Thunderstorms | 0 to 5 mph SE | 65% |
| Wednesday Night | 66°F | Showers And Thunderstorms Likely then Mostly Cloudy | 0 to 5 mph SE | 60% |
| Thursday | 84°F | Partly Sunny then Showers And Thunderstorms | 0 to 6 mph SW | 82% |
| Thursday Night | 66°F | Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 1 to 5 mph SW | 82% |
| Friday | 84°F | Slight Chance Showers And Thunderstorms | 1 to 5 mph SW | 65% |
| Friday Night | 65°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 to 3 mph W | 65% |
| Saturday | 84°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 3 mph W | 52% |
| Saturday Night | 65°F | Chance Showers And Thunderstorms | 2 mph W | 52% |
| Sunday | 85°F | Partly Sunny then Chance Showers And Thunderstorms | 2 mph W | 29% |
| Sunday Night | 65°F | Chance Showers And Thunderstorms then Partly Cloudy | 2 mph W | 29% |
| Monday | 86°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 1 to 5 mph W | 23% |
| Monday Night | 67°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 3 mph W | 23% |
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 Aug 4, 2026.