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CHARLESTON 7 Day Forecast

NWS Forecast for: Charleston SC
Issued by: National Weather Service Charleston, SC
Last Update: 2:30 pm EDT Aug 29, 2026		Print

This
Afternoon

This Afternoon: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 83. East wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

High: 83 °F

Chance
T-storms


Tonight

Tonight: A 50 percent chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 74. Light and variable wind. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Low: 74 °F

Chance
T-storms


Sunday

Sunday: A 40 percent chance of showers and thunderstorms, mainly between 10am and 4pm. Partly sunny, with a high near 88. Light and variable wind becoming southeast 5 to 7 mph in the afternoon.

High: 88 °F

Chance
T-storms


Sunday
Night

Sunday Night: A 20 percent chance of showers and thunderstorms, mainly between 1am and 2am. Mostly cloudy, with a low around 75. Light and variable wind.

Low: 75 °F

Mostly Cloudy
then Slight
Chance
T-storms

Monday

Monday: A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Calm wind becoming southeast 5 to 8 mph in the afternoon.

High: 89 °F

Partly Sunny
then Slight
Chance
T-storms

Monday
Night

Monday Night: Partly cloudy, with a low around 75.

Low: 75 °F

Partly Cloudy



Tuesday

Tuesday: Mostly sunny, with a high near 90.

High: 90 °F

Mostly Sunny



Tuesday
Night

Tuesday Night: Mostly clear, with a low around 76.

Low: 76 °F

Mostly Clear



Wednesday

Wednesday: Sunny, with a high near 91.

High: 91 °F

Sunny




This Afternoon: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 83. East wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight: A 50 percent chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 74. Light and variable wind. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Sunday: A 40 percent chance of showers and thunderstorms, mainly between 10am and 4pm. Partly sunny, with a high near 88. Light and variable wind becoming southeast 5 to 7 mph in the afternoon.

Sunday Night: A 20 percent chance of showers and thunderstorms, mainly between 1am and 2am. Mostly cloudy, with a low around 75. Light and variable wind.

Monday: A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Calm wind becoming southeast 5 to 8 mph in the afternoon.

Monday Night: Partly cloudy, with a low around 75.

Tuesday: Mostly sunny, with a high near 90.

Tuesday Night: Mostly clear, with a low around 76.

Wednesday: Sunny, with a high near 91.

Wednesday Night: Mostly clear, with a low around 76.

Thursday: Sunny, with a high near 92.

Thursday Night: Mostly clear, with a low around 76.

Friday: A 20 percent chance of showers and thunderstorms. Sunny, with a high near 92.

Friday Night: Mostly clear, with a low around 77.

Saturday: A 30 percent chance of showers and thunderstorms. Sunny, with a high near 92.


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

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