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CHARLESTON 7 Day Forecast

NWS Forecast for: Charleston SC
Issued by: National Weather Service Charleston, SC
Last Update: 5:25 am EDT Jun 26, 2026		Print

Today

Today: A slight chance of showers and thunderstorms between 2pm and 4pm. Sunny, with a high near 91. Light southeast wind becoming south 8 to 13 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

High: 91 °F

Sunny then
Slight Chance
T-storms

Tonight

Tonight: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 75. Southwest wind 7 to 11 mph. Chance of precipitation is 20%.

Low: 75 °F

Slight Chance
T-storms


Saturday

Saturday: Mostly sunny, with a high near 94. Heat index values as high as 106. Southwest wind 7 to 11 mph.

High: 94 °F

Mostly Sunny



Saturday
Night

Saturday Night: Partly cloudy, with a low around 80. Southwest wind 8 to 11 mph.

Low: 80 °F

Partly Cloudy



Sunday

Sunday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 97. West wind 6 to 10 mph.

High: 97 °F

Mostly Sunny
then Chance
T-storms

Sunday
Night

Sunday Night: A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 78.

Low: 78 °F

Chance
T-storms then
Chance
Showers

Monday

Monday: Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 94. Chance of precipitation is 60%.

High: 94 °F

Slight Chance
T-storms then
T-storms
Likely

Monday
Night

Monday Night: Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 77. Chance of precipitation is 60%.

Low: 77 °F

T-storms
Likely then
Slight Chance
T-storms

Tuesday

Tuesday: Mostly sunny, with a high near 90.

High: 90 °F

Mostly Sunny




Today: A slight chance of showers and thunderstorms between 2pm and 4pm. Sunny, with a high near 91. Light southeast wind becoming south 8 to 13 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

Tonight: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 75. Southwest wind 7 to 11 mph. Chance of precipitation is 20%.

Saturday: Mostly sunny, with a high near 94. Heat index values as high as 106. Southwest wind 7 to 11 mph.

Saturday Night: Partly cloudy, with a low around 80. Southwest wind 8 to 11 mph.

Sunday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 97. West wind 6 to 10 mph.

Sunday Night: A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 78.

Monday: Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 94. Chance of precipitation is 60%.

Monday Night: Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 77. Chance of precipitation is 60%.

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 77.

Thursday: Sunny, with a high near 93.


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

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