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CHARLESTON 7 Day Forecast

NWS Forecast for: Charleston SC
Issued by: National Weather Service Charleston, SC
Last Update: 2:40 am EDT May 8, 2026		Print

Today

Today: Mostly sunny, with a high near 77. North wind 7 to 10 mph becoming east in the afternoon.

High: 77 °F

Mostly Sunny


Tonight

Tonight: A 30 percent chance of showers, mainly after 5am. Cloudy, with a low around 64. Southeast wind around 5 mph becoming calm in the evening.

Low: 64 °F

Cloudy then
Chance
Showers

Saturday

Saturday: A chance of showers and thunderstorms before 9am, then showers likely and possibly a thunderstorm between 9am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 78. Light south wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

High: 78 °F

Showers
Likely

Saturday
Night

Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Low: 66 °F

Chance
Showers

Sunday

Sunday: Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 82. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

High: 82 °F

Showers
Likely

Sunday
Night

Sunday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Low: 68 °F

Chance
T-storms

Monday

Monday: Showers and possibly a thunderstorm. High near 83. Chance of precipitation is 80%.

High: 83 °F

Showers


Monday
Night

Monday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 58. Chance of precipitation is 80%.

Low: 58 °F

Showers then
Chance
Showers

Tuesday

Tuesday: Mostly sunny, with a high near 74.

High: 74 °F

Mostly Sunny



Today: Mostly sunny, with a high near 77. North wind 7 to 10 mph becoming east in the afternoon.

Tonight: A 30 percent chance of showers, mainly after 5am. Cloudy, with a low around 64. Southeast wind around 5 mph becoming calm in the evening.

Saturday: A chance of showers and thunderstorms before 9am, then showers likely and possibly a thunderstorm between 9am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 78. Light south wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday: Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 82. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Monday: Showers and possibly a thunderstorm. High near 83. Chance of precipitation is 80%.

Monday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 58. Chance of precipitation is 80%.

Tuesday: Mostly sunny, with a high near 74.

Tuesday Night: Mostly clear, with a low around 60.

Wednesday: Sunny, with a high near 79.

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

Thursday: Sunny, with a high near 82.


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

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