Blacksburg, SC Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Blacksburg, a town in Cherokee County, South Carolina.
Tonight
68°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 3am. Mostly cloudy, with a low around 68. Southeast wind around 1 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 |
|---|---|---|---|---|
| Tonight | 68°F | Chance Showers And Thunderstorms | 1 mph SE | 38% |
| Sunday | 87°F | Partly Sunny | 2 mph SSE | 14% |
| Sunday Night | 68°F | Slight Chance Showers And Thunderstorms then Patchy Fog | 2 mph SE | 16% |
| Monday | 89°F | Patchy Fog then Chance Showers And Thunderstorms | 2 mph S | 45% |
| Monday Night | 67°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 2 mph E | 78% |
| Tuesday | 80°F | Chance Rain Showers then Chance Showers And Thunderstorms | 1 to 5 mph NE | 76% |
| Tuesday Night | 64°F | Showers And Thunderstorms | 7 mph NE | 75% |
| Wednesday | 72°F | Chance Showers And Thunderstorms | 9 mph NE | 50% |
| Wednesday Night | 60°F | Chance Showers And Thunderstorms | 9 mph NE | 37% |
| Thursday | 71°F | Chance Rain Showers | 9 mph NNE | 33% |
| Thursday Night | 58°F | Partly Cloudy | 2 to 7 mph NNE | 10% |
| Friday | 74°F | Mostly Sunny | 5 mph NNE | 9% |
| Friday Night | 56°F | Mostly Clear | 3 mph NNE | 9% |
| Saturday | 75°F | Mostly Sunny | 2 to 6 mph NNE | 6% |
Forecast source: National Weather Service (api.weather.gov) for Blacksburg (35.122, -81.518). Updated through the day.
Growing snapshot for Blacksburg
Last spring frost
Apr 20
First fall frost
Oct 24
Growing season
186 days
Hardiness zone
8a
More local growing data for Blacksburg: nearby ZIP 29702 weather · frost dates · planting calendar · South Carolina frost dates
Nearby towns & communities
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Climate data from the nearest NOAA station, Ninety Nine Is, Sc (5.9 mi from Blacksburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.