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CHARLESTON 7 Day Forecast

NWS Forecast for: Charleston SC Issued by: National Weather Service Charleston, SC Last Update: 8:32 pm EDT Sep 6, 2026

Tonight Low: 74 °F Chance T-storms Labor Day High: 83 °F Chance T-storms then Showers Likely Monday Night Low: 74 °F Chance Showers Tuesday High: 85 °F Showers Likely Tuesday Night Low: 75 °F Chance Showers Wednesday High: 86 °F Showers Likely Wednesday Night Low: 75 °F Chance T-storms then Partly Cloudy Thursday High: 88 °F Chance Showers then Chance T-storms Thursday Night Low: 76 °F Chance T-storms then Partly Cloudy

Tonight: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Northeast wind 3 to 5 mph. New rainfall amounts between a quarter and half of an inch possible. Labor Day: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 83. East wind 8 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible. Monday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 74. Northeast wind 8 to 11 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms. Tuesday: Showers likely before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. East wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible. Tuesday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 75. East wind 6 to 11 mph. Chance of precipitation is 30%. Wednesday: Showers likely before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms. Wednesday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75. Thursday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. Thursday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 76. Chance of precipitation is 30%. Friday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 90. Friday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75. Saturday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. Saturday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76. Sunday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.

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

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