Great Falls, SC Weather & Growing Conditions
Today
85°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and thunderstorms likely between 2pm and 5pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 85. Northeast wind 0 to 3 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Chance Showers And Thunderstorms | 0 to 3 mph NE | 73% |
| Tonight | 70°F | Chance Showers And Thunderstorms | 2 mph NE | 58% |
| Wednesday | 87°F | Patchy Fog then Chance Showers And Thunderstorms | 0 to 5 mph S | 72% |
| Wednesday Night | 71°F | Showers And Thunderstorms Likely | 0 to 3 mph SE | 64% |
| Thursday | 89°F | Partly Sunny then Showers And Thunderstorms Likely | 0 to 5 mph S | 63% |
| Thursday Night | 71°F | Showers And Thunderstorms Likely | 2 mph W | 63% |
| Friday | 90°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 3 mph S | 30% |
| Friday Night | 71°F | Chance Showers And Thunderstorms | 2 mph W | 30% |
| Saturday | 91°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 3 mph S | 21% |
| Saturday Night | 72°F | Slight Chance Showers And Thunderstorms | 2 mph S | 21% |
| Sunday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 mph SW | 37% |
| Sunday Night | 72°F | Chance Showers And Thunderstorms | 1 mph W | 37% |
| Monday | 92°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 3 mph W | 31% |
| Monday Night | 73°F | Chance Showers And Thunderstorms then Partly Cloudy | 2 mph NW | 31% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Great Falls, SC
Last spring frost
Mar 23
First fall frost
Nov 14
Growing season
237 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, Wateree Dam, Sc (9.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.