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CHARLESTON 7 Day Forecast

NWS Forecast for: Charleston SC
Issued by: National Weather Service Charleston, SC
Last Update: 8:31 pm EDT Jun 14, 2026		Print

Tonight

Tonight: A 20 percent chance of showers and thunderstorms before 11pm. Mostly cloudy, with a low around 78. Southwest wind 8 to 10 mph.

Low: 78 °F

Slight Chance
T-storms then
Partly Cloudy

Monday

Monday: Mostly sunny, with a high near 95. Heat index values as high as 106. West wind 9 to 11 mph.

High: 95 °F

Mostly Sunny



Monday
Night

Monday Night: A 30 percent chance of showers and thunderstorms, mainly between midnight and 2am. Mostly cloudy, with a low around 76. Southwest wind 7 to 9 mph.

Low: 76 °F

Slight Chance
T-storms then
Chance
Showers

Tuesday

Tuesday: A chance of showers, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 88. West wind 9 to 11 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

High: 88 °F

Chance
Showers then
Chance
T-storms

Tuesday
Night

Tuesday Night: A chance of showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 5am, then showers likely after 5am. Mostly cloudy, with a low around 74. Southwest wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Low: 74 °F

Chance
T-storms then
Showers
Likely

Wednesday

Wednesday: Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 88. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

High: 88 °F

Showers
Likely


Wednesday
Night

Wednesday Night: Mostly cloudy, with a low around 77.

Low: 77 °F

Mostly Cloudy



Thursday

Thursday: Mostly sunny, with a high near 93.

High: 93 °F

Mostly Sunny



Thursday
Night

Thursday Night: Partly cloudy, with a low around 79.

Low: 79 °F

Partly Cloudy




Tonight: A 20 percent chance of showers and thunderstorms before 11pm. Mostly cloudy, with a low around 78. Southwest wind 8 to 10 mph.

Monday: Mostly sunny, with a high near 95. Heat index values as high as 106. West wind 9 to 11 mph.

Monday Night: A 30 percent chance of showers and thunderstorms, mainly between midnight and 2am. Mostly cloudy, with a low around 76. Southwest wind 7 to 9 mph.

Tuesday: A chance of showers, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 88. West wind 9 to 11 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday Night: A chance of showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 5am, then showers likely after 5am. Mostly cloudy, with a low around 74. Southwest wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday: Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 88. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday Night: Mostly cloudy, with a low around 77.

Thursday: Mostly sunny, with a high near 93.

Thursday Night: Partly cloudy, with a low around 79.

Juneteenth: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 92.

Friday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76.

Saturday: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 89.

Saturday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.

Sunday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.


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

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