7-Day Zone Forecast for Sumter County (Text-Only)
NWS Forecast for: Sumter County
Issued by: National Weather Service Columbia, SC
Last Update: 1008 AM EDT Sun Jul 13 2025
Print


Rest Of Today: Sunny. A chance of showers and thunderstorms this afternoon. Highs in the mid 90s. Light and variable winds. Chance of rain 40 percent.

Tonight: Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the mid 70s. Light and variable winds. Chance of rain 40 percent.

Monday: Mostly sunny. Showers and thunderstorms likely in the afternoon. Humid with highs in the mid 90s. Light and variable winds, becoming east around 5 mph in the afternoon. Chance of rain 60 percent.

Monday Night: Mostly cloudy with showers and thunderstorms likely in the evening, then partly cloudy after midnight. Humid with lows in the mid 70s. Southeast winds around 5 mph. Chance of rain 60 percent.

Tuesday: Partly sunny in the morning, then mostly cloudy with showers and thunderstorms likely in the afternoon. Humid with highs in the lower 90s. East winds around 5 mph. Chance of rain 70 percent.

Tuesday Night: Mostly cloudy with showers and thunderstorms likely in the evening, then partly cloudy after midnight. Lows in the mid 70s. Chance of rain 70 percent.

Wednesday: Partly sunny with a chance of showers in the morning, then mostly cloudy with showers and thunderstorms likely in the afternoon. Highs in the lower 90s. Chance of rain 70 percent.

Wednesday Night: Mostly cloudy with showers and thunderstorms likely in the evening, then partly cloudy after midnight. Lows in the mid 70s. Chance of rain 70 percent.

Thursday: Partly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 50 percent.

Thursday Night: Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the mid 70s. Chance of rain 50 percent.

Friday: Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 50 percent.

Friday Night: Mostly cloudy. A chance of showers and thunderstorms in the evening. Lows in the mid 70s. Chance of rain 50 percent.

Saturday: Partly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 50 percent.







Zone Forecast: Sumter County

Visit your local NWS office at: https://www.weather.gov/cae/