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CHARLESTON 7 Day Forecast

NWS Forecast for: Charleston SC Issued by: National Weather Service Charleston, SC Last Update: 2:45 pm EDT Oct 7, 2026

Tonight Low: 63 °F Mostly Cloudy Thursday High: 81 °F Mostly Cloudy Thursday Night Low: 66 °F Cloudy Friday High: 78 °F Mostly Cloudy then Slight Chance Showers Friday Night Low: 70 °F Cloudy then Chance Showers Saturday High: 79 °F Showers Likely then T-storms and Breezy Saturday Night Low: 73 °F T-storms and Breezy Sunday High: 83 °F Showers Sunday Night Low: 71 °F Showers Likely then Partly Cloudy

Coastal Flood Advisory Tonight: Mostly cloudy, with a low around 63. East wind 5 to 7 mph becoming calm in the evening. Thursday: Mostly cloudy, with a high near 81. North wind 3 to 5 mph. Thursday Night: Cloudy, with a low around 66. Calm wind. Friday: A 20 percent chance of showers after 2pm. Cloudy, with a high near 78. East wind 7 to 10 mph, with gusts as high as 20 mph. Friday Night: A slight chance of showers before 8pm, then a chance of showers after 2am. Cloudy, with a low around 70. Northeast wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. Saturday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 79. Breezy. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible. Saturday Night: Showers and possibly a thunderstorm. Low around 73. Breezy. Chance of precipitation is 90%. Sunday: Showers and possibly a thunderstorm. High near 83. Chance of precipitation is 80%. Sunday Night: Showers likely before 8pm. Mostly cloudy, with a low around 71. Chance of precipitation is 60%. Columbus Day: Mostly sunny, with a high near 83. Monday Night: Mostly clear, with a low around 65. Tuesday: Sunny, with a high near 84. Tuesday Night: Mostly clear, with a low around 63. Wednesday: Sunny, with a high near 78.

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

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