Glenn Springs, SC Weather & Growing Conditions
Tonight
70°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 4am. Mostly cloudy, with a low around 70. North northwest wind around 1 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 | 70°F | Chance Showers And Thunderstorms | 1 mph NNW | 36% |
| Saturday | 89°F | Mostly Sunny then Chance Showers And Thunderstorms | 1 to 5 mph NE | 25% |
| Saturday Night | 69°F | Chance Showers And Thunderstorms | 0 to 5 mph NE | 40% |
| Sunday | 87°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 mph SE | 34% |
| Sunday Night | 68°F | Chance Showers And Thunderstorms then Partly Cloudy | 1 mph SW | 30% |
| Monday | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 3 mph SSE | 45% |
| Monday Night | 68°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 2 mph ENE | 68% |
| Tuesday | 82°F | Showers And Thunderstorms Likely | 2 to 6 mph NE | 65% |
| Tuesday Night | 65°F | Showers And Thunderstorms Likely | 7 mph NE | 65% |
| Wednesday | 76°F | Chance Rain Showers | 9 mph NE | 36% |
| Wednesday Night | 62°F | Chance Showers And Thunderstorms | 6 to 9 mph NE | 36% |
| Thursday | 76°F | Slight Chance Rain Showers then Partly Sunny | 8 mph NNE | 17% |
| Thursday Night | 60°F | Partly Cloudy | 6 mph NE | 10% |
| Friday | 77°F | Mostly Sunny | 7 mph NE | 9% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Glenn Springs, SC
Last spring frost
Apr 8
First fall frost
Nov 1
Growing season
206 days
Hardiness zone
8a
Explore more for Glenn Springs, SC: full frost dates · planting calendar · South Carolina frost dates
Climate data from the nearest NOAA station, Spartanburg 3 Sse, Sc (9.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.