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CHARLESTON 7 Day Forecast

NWS Forecast for: Charleston SC
Issued by: National Weather Service Charleston, SC
Last Update: 2:32 pm EDT Aug 28, 2026		Print

This
Afternoon

This Afternoon: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 86. Southwest wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

High: 86 °F

Showers
Likely


Tonight

Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3am. Cloudy, with a low around 73. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Low: 73 °F

Chance
T-storms then
Showers
Likely

Saturday

Saturday: Showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. High near 84. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

High: 84 °F

Showers



Saturday
Night

Saturday Night: Showers and thunderstorms likely before 4am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 74. Light east wind. Chance of precipitation is 60%. 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

Sunday

Sunday: A 40 percent chance of showers and thunderstorms after 7am. Partly sunny, with a high near 88. East wind 3 to 8 mph.

High: 88 °F

Chance
T-storms


Sunday
Night

Sunday Night: Partly cloudy, with a low around 75.

Low: 75 °F

Partly Cloudy



Monday

Monday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.

High: 90 °F

Chance
T-storms


Monday
Night

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

Low: 76 °F

Partly Cloudy



Tuesday

Tuesday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 92.

High: 92 °F

Sunny then
Slight Chance
T-storms


This Afternoon: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 86. Southwest wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3am. Cloudy, with a low around 73. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Saturday: Showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. High near 84. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Saturday Night: Showers and thunderstorms likely before 4am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 74. Light east wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday: A 40 percent chance of showers and thunderstorms after 7am. Partly sunny, with a high near 88. East wind 3 to 8 mph.

Sunday Night: Partly cloudy, with a low around 75.

Monday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.

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

Tuesday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 92.

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

Wednesday: Sunny, with a high near 92.

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

Thursday: Sunny, with a high near 93.


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

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