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CHARLESTON 7 Day Forecast

NWS Forecast for: Charleston SC
Issued by: National Weather Service Charleston, SC
Last Update: 8:30 am EDT Jul 31, 2026		Print

Today

Today: Mostly sunny, with a high near 92. Light east wind becoming south 5 to 9 mph in the afternoon.

High: 92 °F

Mostly Sunny



Tonight

Tonight: Partly cloudy, with a low around 79. South wind 5 to 8 mph.

Low: 79 °F

Partly Cloudy



Saturday

Saturday: A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 90. Light southeast wind increasing to 9 to 14 mph in the morning.

High: 90 °F

Chance
Showers


Saturday
Night

Saturday Night: A chance of showers and thunderstorms between 7pm and 2am, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 77. South wind 6 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Low: 77 °F

Chance
T-storms then
Showers
Likely

Sunday

Sunday: Showers and possibly a thunderstorm, mainly before 2pm, then showers and thunderstorms likely after 2pm. High near 89. South wind 7 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

High: 89 °F

Showers then
T-storms


Sunday
Night

Sunday Night: Showers and possibly a thunderstorm. Low around 76. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Low: 76 °F

Showers



Monday

Monday: Showers and possibly a thunderstorm. High near 88. Chance of precipitation is 80%.

High: 88 °F

Showers then
T-storms


Monday
Night

Monday Night: Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 76. Chance of precipitation is 60%.

Low: 76 °F

T-storms
Likely then
Showers
Likely

Tuesday

Tuesday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.

High: 89 °F

Chance
T-storms



Today: Mostly sunny, with a high near 92. Light east wind becoming south 5 to 9 mph in the afternoon.

Tonight: Partly cloudy, with a low around 79. South wind 5 to 8 mph.

Saturday: A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 90. Light southeast wind increasing to 9 to 14 mph in the morning.

Saturday Night: A chance of showers and thunderstorms between 7pm and 2am, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 77. South wind 6 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Sunday: Showers and possibly a thunderstorm, mainly before 2pm, then showers and thunderstorms likely after 2pm. High near 89. South wind 7 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday Night: Showers and possibly a thunderstorm. Low around 76. Chance of precipitation is 80%. 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 88. Chance of precipitation is 80%.

Monday Night: Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 76. Chance of precipitation is 60%.

Tuesday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.

Tuesday Night: A 40 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 77.

Wednesday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.

Wednesday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77.

Thursday: A 30 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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