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CHARLESTON 7 Day Forecast

NWS Forecast for: Charleston SC
Issued by: National Weather Service Charleston, SC
Last Update: 2:41 am EDT May 27, 2026		Print

Today

Today: A 30 percent chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 89. South wind 7 to 13 mph, with gusts as high as 20 mph.

High: 89 °F

Chance
T-storms


Tonight

Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Southwest wind 6 to 9 mph. Chance of precipitation is 30%.

Low: 75 °F

Chance
Showers


Thursday

Thursday: A 40 percent chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 91. West wind 5 to 8 mph.

High: 91 °F

Mostly Sunny
then Chance
T-storms

Thursday
Night

Thursday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 72. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Low: 72 °F

Showers
Likely


Friday

Friday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 84. East wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

High: 84 °F

Chance
Showers then
Chance
T-storms

Friday
Night

Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 71. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Low: 71 °F

Showers
Likely


Saturday

Saturday: Showers and possibly a thunderstorm. High near 84. Chance of precipitation is 80%.

High: 84 °F

Showers



Saturday
Night

Saturday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 69. Chance of precipitation is 80%.

Low: 69 °F

Showers



Sunday

Sunday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.

High: 81 °F

Showers
Likely



Today: A 30 percent chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 89. South wind 7 to 13 mph, with gusts as high as 20 mph.

Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Southwest wind 6 to 9 mph. Chance of precipitation is 30%.

Thursday: A 40 percent chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 91. West wind 5 to 8 mph.

Thursday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 72. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 84. East wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 71. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Saturday: Showers and possibly a thunderstorm. High near 84. Chance of precipitation is 80%.

Saturday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 69. Chance of precipitation is 80%.

Sunday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.

Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 50%.

Monday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.

Monday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.

Tuesday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.


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

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