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Town of Summerville, SCSummerville, SC 7-Day Weather Forecast
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Summerville Weather Forecast
Summerville, SC Weather Forecast Date: 217 AM EDT Sun Aug 30 2026
Weather forecast for Summerville, SC
Tonight Lo: 71°F Lo: 22°C |
Tonight... Mostly cloudy with a chance of showers and thunderstorms. Patchy fog. Lows in the lower 70s. Light and variable winds. Chance of rain 40%. |
Sun Hi: 89°FHi: 32°C Lo: 71°F Lo: 22°C |
Sunday... Partly sunny in the morning, then becoming mostly cloudy. Patchy fog in the morning. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the upper 80s. East winds around 5 mph. Chance of rain 50%. |
| Mon Hi: 91°FHi: 33°C Lo: 71°F Lo: 22°C |
Monday... Mostly sunny. Patchy fog in the morning. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Northeast winds around 5 mph. Chance of rain 20%. |
Tue Hi: 91°FHi: 33°C Lo: 71°F Lo: 22°C |
Tuesday... Mostly sunny. Highs in the lower 90s. |
| Wed Hi: 95°FHi: 35°C Lo: 71°F Lo: 22°C |
Wednesday... Sunny. Highs in the mid 90s. Heat index values up to 105. |
| Thu Hi: 91°FHi: 33°C Lo: 75°F Lo: 24°C |
Thursday... Sunny with a slight chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 20%. Heat index values up to 105. |
| Fri Hi: 95°FHi: 35°C Lo: 75°F Lo: 24°C |
Friday... Sunny with a slight chance of showers and thunderstorms. Highs in the mid 90s. Chance of rain 20%. Heat index values up to 110. |
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