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CHARLESTON 7 Day Forecast

NWS Forecast for: Charleston SC
Issued by: National Weather Service Charleston, SC
Last Update: 7:22 pm EDT May 25, 2026
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Tonight

Tonight: A chance of showers and thunderstorms between 4am and 5am, then a slight chance of showers.  Partly cloudy, with a low around 75. South wind 6 to 10 mph.  Chance of precipitation is 30%.

Low: 75 °F

Partly Cloudy
then Chance
Showers

Tuesday

Tuesday: A 30 percent chance of showers and thunderstorms, mainly before 1pm.  Mostly sunny, with a high near 88. South wind 9 to 14 mph, with gusts as high as 21 mph.

High: 88 °F

Chance
Showers


Tuesday
Night

Tuesday Night: A slight chance of showers and thunderstorms between midnight and 1am.  Partly cloudy, with a low around 75. South wind 6 to 9 mph.  Chance of precipitation is 20%.

Low: 75 °F

Partly Cloudy
then Slight
Chance
T-storms

Wednesday

Wednesday: A chance of showers, with thunderstorms also possible after 11am.  Partly sunny, with a high near 89. Southwest wind 8 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: 89 °F

Chance
Showers then
Chance
T-storms

Wednesday
Night

Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm.  Mostly cloudy, with a low around 74. Southwest wind 6 to 9 mph.

Low: 74 °F

Chance
T-storms


Thursday

Thursday: A 40 percent chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 92.

High: 92 °F

Partly Sunny
then Chance
T-storms

Thursday
Night

Thursday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers.  Mostly cloudy, with a low around 72. Chance of precipitation is 50%.

Low: 72 °F

Chance
T-storms


Friday

Friday: A slight chance of showers, then a chance of showers and thunderstorms after 8am.  Mostly cloudy, with a high near 85. Chance of precipitation is 50%.

High: 85 °F

Chance
Showers then
Chance
T-storms

Friday
Night

Friday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 70. Chance of precipitation is 60%.

Low: 70 °F

Showers
Likely





Tonight: A chance of showers and thunderstorms between 4am and 5am, then a slight chance of showers. Partly cloudy, with a low around 75. South wind 6 to 10 mph. Chance of precipitation is 30%.

Tuesday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 88. South wind 9 to 14 mph, with gusts as high as 21 mph.

Tuesday Night: A slight chance of showers and thunderstorms between midnight and 1am. Partly cloudy, with a low around 75. South wind 6 to 9 mph. Chance of precipitation is 20%.

Wednesday: A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 89. Southwest wind 8 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.

Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 74. Southwest wind 6 to 9 mph.

Thursday: A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 92.

Thursday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 72. Chance of precipitation is 50%.

Friday: A slight chance of showers, then a chance of showers and thunderstorms after 8am. Mostly cloudy, with a high near 85. Chance of precipitation is 50%.

Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.

Saturday: Showers and possibly a thunderstorm. High near 82. Chance of precipitation is 80%.

Saturday Night: Showers and possibly a thunderstorm. Low around 66. Chance of precipitation is 80%.

Sunday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 78. Chance of precipitation is 70%.

Sunday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.

Monday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.



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

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