Great Falls, SC Weather & Growing Conditions
Today
84°F
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
A chance of showers and thunderstorms before 11am, then showers and thunderstorms likely. Mostly cloudy, with a high near 84. East northeast wind 1 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 1 to 5 mph ENE | 74% |
| Tonight | 68°F | Showers And Thunderstorms Likely | 2 mph NE | 58% |
| Wednesday | 87°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 to 6 mph SSE | 76% |
| Wednesday Night | 70°F | Showers And Thunderstorms Likely | 0 to 3 mph S | 63% |
| Thursday | 89°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 6 mph S | 66% |
| Thursday Night | 70°F | Showers And Thunderstorms Likely then Partly Cloudy | 0 to 3 mph S | 61% |
| Friday | 91°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 5 mph SSW | 31% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 0 to 3 mph S | 29% |
| Saturday | 91°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SSW | 18% |
| Saturday Night | 71°F | Slight Chance Showers And Thunderstorms | 0 to 3 mph S | 18% |
| Sunday | 91°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 3 mph WSW | 35% |
| Sunday Night | 71°F | Chance Showers And Thunderstorms | 2 mph WNW | 35% |
| Monday | 92°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph WSW | 30% |
| Monday Night | 72°F | Chance Showers And Thunderstorms then Partly Cloudy | 2 mph WSW | 30% |
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 Aug 4, 2026.