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CHARLESTON 7 Day Forecast

NWS Forecast for: Charleston SC Issued by: National Weather Service Charleston, SC Last Update: 6:30 am EDT Sep 15, 2026

Today High: 87 °F Mostly Sunny Tonight Low: 70 °F Partly Cloudy Wednesday High: 86 °F Sunny Wednesday Night Low: 69 °F Mostly Clear Thursday High: 86 °F Sunny Thursday Night Low: 71 °F Mostly Clear Friday High: 88 °F Sunny Friday Night Low: 73 °F Mostly Clear Saturday High: 87 °F Chance T-storms

Today: Mostly sunny, with a high near 87. East wind 10 to 17 mph, with gusts as high as 26 mph. Tonight: Partly cloudy, with a low around 70. Northeast wind 7 to 11 mph. Wednesday: Sunny, with a high near 86. Northeast wind 9 to 15 mph. Wednesday Night: Mostly clear, with a low around 69. Northeast wind 5 to 9 mph. Thursday: Sunny, with a high near 86. East wind 8 to 11 mph. Thursday Night: Mostly clear, with a low around 71. Friday: Sunny, with a high near 88. Friday Night: Mostly clear, with a low around 73. Saturday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87. Saturday Night: A 40 percent chance of showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 74. Sunday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87. Sunday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. Monday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.

Charleston SCSimilar City Names  32.79°N 80.01°W (Elev. 10 ft)

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