Site menu:




CHARLESTON 7 Day Forecast

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

Tonight

Tonight: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 5am, then a slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 75. East wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 30%.

Low: 75 °F

Chance
T-storms

Monday

Monday: A 40 percent chance of showers and thunderstorms, mainly between noon and 5pm. Partly sunny, with a high near 88. Light and variable wind becoming east 5 to 8 mph in the morning.

High: 88 °F

Chance
T-storms

Monday
Night

Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 75. Light and variable wind.

Low: 75 °F

Decreasing
Clouds

Tuesday

Tuesday: A slight chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 89. Light and variable wind becoming southeast 5 to 8 mph in the afternoon. Chance of precipitation is 20%.

High: 89 °F

Slight Chance
T-storms

Tuesday
Night

Tuesday Night: Partly cloudy, with a low around 76. Southeast wind around 5 mph becoming calm in the evening.

Low: 76 °F

Partly Cloudy

Wednesday

Wednesday: Mostly sunny, with a high near 91.

High: 91 °F

Mostly Sunny

Wednesday
Night

Wednesday Night: Partly cloudy, with a low around 76.

Low: 76 °F

Partly Cloudy

Thursday

Thursday: Sunny, with a high near 92.

High: 92 °F

Sunny

Thursday
Night

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

Low: 76 °F

Mostly Clear


Tonight: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 5am, then a slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 75. East wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 30%.

Monday: A 40 percent chance of showers and thunderstorms, mainly between noon and 5pm. Partly sunny, with a high near 88. Light and variable wind becoming east 5 to 8 mph in the morning.

Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 75. Light and variable wind.

Tuesday: A slight chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 89. Light and variable wind becoming southeast 5 to 8 mph in the afternoon. Chance of precipitation is 20%.

Tuesday Night: Partly cloudy, with a low around 76. Southeast wind around 5 mph becoming calm in the evening.

Wednesday: Mostly sunny, with a high near 91.

Wednesday Night: Partly cloudy, with a low around 76.

Thursday: Sunny, with a high near 92.

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

Friday: Sunny, with a high near 93.

Friday Night: Partly cloudy, with a low around 76.

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

Saturday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.

Sunday: A 50 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)

Visit your local NWS office at: https://www.weather.gov/chs