Great Falls, SC Weather & Growing Conditions
This Afternoon
77°F
Mostly Sunny
Mostly sunny, with a high near 77. East wind around 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 77°F | Mostly Sunny | 7 mph E | 0% |
| Tonight | 54°F | Mostly Clear | 1 to 5 mph E | 1% |
| Wednesday | 80°F | Partly Sunny | 2 to 8 mph ESE | 3% |
| Wednesday Night | 62°F | Chance Rain Showers | 2 to 6 mph SSE | 31% |
| Thursday | 79°F | Chance Rain Showers | 2 to 6 mph S | 42% |
| Thursday Night | 62°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 1 mph SSW | 55% |
| Friday | 77°F | Showers And Thunderstorms Likely | 1 to 5 mph SW | 64% |
| Friday Night | 52°F | Partly Cloudy | 2 mph NW | 14% |
| Saturday | 73°F | Sunny | 5 mph N | 7% |
| Saturday Night | 44°F | Partly Cloudy | 2 mph NNE | 5% |
| Sunday | 68°F | Mostly Sunny | 3 mph NNW | 6% |
| Sunday Night | 41°F | Partly Cloudy | 2 mph NW | 13% |
| Monday | 67°F | Sunny | 2 to 6 mph WNW | 13% |
| Monday Night | 38°F | Slight Chance Light Rain | 3 mph WNW | 15% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Great Falls, SC
Last spring frost
Mar 31
First fall frost
Nov 6
Growing season
221 days
Hardiness zone
8a
Explore more for Great Falls, SC: full frost dates · planting calendar · South Carolina frost dates
Climate data from the nearest NOAA station, Winnsboro, Sc (17 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.