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CHARLESTON 7 Day Forecast

NWS Forecast for: Charleston SC
Issued by: National Weather Service Charleston, SC
Last Update: 2:45 am EDT May 9, 2026		Print

Today

Today: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Calm wind becoming southwest 5 to 9 mph in the morning. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

High: 79 °F

Chance
Showers


Tonight

Tonight: A chance of showers, with thunderstorms also possible after 5am. Mostly cloudy, with a low around 66. Light southwest wind. Chance of precipitation is 30%.

Low: 66 °F

Chance
Showers


Sunday

Sunday: A chance of showers and thunderstorms before 11am, then a slight chance of showers between 11am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

High: 83 °F

Chance
Showers then
Slight Chance
T-storms

Sunday
Night

Sunday Night: A 30 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 68. South wind around 5 mph becoming calm in the evening.

Low: 68 °F

Slight Chance
T-storms then
Chance
Showers

Monday

Monday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 83. Southwest wind 3 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

High: 83 °F

Chance
Showers then
Showers

Monday
Night

Monday Night: Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 59. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

Low: 59 °F

Showers



Tuesday

Tuesday: Mostly sunny, with a high near 73.

High: 73 °F

Mostly Sunny



Tuesday
Night

Tuesday Night: Clear, with a low around 59.

Low: 59 °F

Clear



Wednesday

Wednesday: Sunny, with a high near 78.

High: 78 °F

Sunny




Today: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Calm wind becoming southwest 5 to 9 mph in the morning. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight: A chance of showers, with thunderstorms also possible after 5am. Mostly cloudy, with a low around 66. Light southwest wind. Chance of precipitation is 30%.

Sunday: A chance of showers and thunderstorms before 11am, then a slight chance of showers between 11am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Sunday Night: A 30 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 68. South wind around 5 mph becoming calm in the evening.

Monday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 83. Southwest wind 3 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Monday Night: Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 59. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

Tuesday: Mostly sunny, with a high near 73.

Tuesday Night: Clear, with a low around 59.

Wednesday: Sunny, with a high near 78.

Wednesday Night: Mostly clear, with a low around 64.

Thursday: Sunny, with a high near 84.

Thursday Night: Mostly clear, with a low around 62.

Friday: Sunny, with a high near 82.


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

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