Summerton, SC Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Summerton, a town in Clarendon County, South Carolina.
Today
89°F
Partly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 89. South wind 1 to 5 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Summerton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 89°F | Partly Sunny then Chance Showers And Thunderstorms | 1 to 5 mph S | 47% |
| Tonight | 71°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 52% |
| Wednesday | 90°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 7 mph S | 41% |
| Wednesday Night | 72°F | Chance Showers And Thunderstorms then Partly Cloudy | 1 to 6 mph S | 39% |
| Thursday | 90°F | Slight Chance Showers And Thunderstorms | 0 to 6 mph S | 71% |
| Thursday Night | 72°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 to 5 mph E | 71% |
| Friday | 92°F | Chance Showers And Thunderstorms | 0 to 7 mph E | 49% |
| Friday Night | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 6 mph SE | 44% |
| Saturday | 91°F | Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 5 mph SE | 42% |
| Saturday Night | 72°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 3 mph SE | 42% |
| Sunday | 92°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 3 mph SW | 49% |
| Sunday Night | 73°F | Chance Showers And Thunderstorms | 2 mph S | 49% |
| Monday | 93°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 1 to 5 mph SW | 41% |
| Monday Night | 74°F | Chance Showers And Thunderstorms then Partly Cloudy | 3 mph SW | 41% |
Forecast source: National Weather Service (api.weather.gov) for Summerton (33.601, -80.353). Updated through the day.
Growing snapshot for Summerton
Last spring frost
Mar 25
First fall frost
Nov 11
Growing season
232 days
Hardiness zone
8b
More local growing data for Summerton: nearby ZIP 29148 weather · frost dates · planting calendar · South Carolina frost dates
Nearby towns & communities
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Climate data from the nearest NOAA station, Manning, Sc (13.8 mi from Summerton). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.