Currently

78°

Feels Like 81°

Partly Cloudy

Wind North at 3 mph
Pressure 30.04 in.
Dewpoint 77°F
Humidity 96%

last updated at 10:56 PM on August 25, 2026

Charleston Weather Discussion

The latest forecast and discussion for the Charleston, SC metro area

Rest of the work week: Turning more unsettled

Jared Smith / August 25, 2026 at 10:02 PM

Afternoon shower and thunderstorm coverage will gradually increase over the next few days as a trough of low pressure remains draped over the eastern third of the country and moisture return continues to improve.

Charleston Area NWS Forecast

Forecast for Charleston updated at 5:37 PM on August 25, 2026

Tonight Mostly cloudy this evening, then clearing. A chance of showers and thunderstorms. Lows in the mid 70s. Southeast winds 5 to 10 mph this evening, becoming light and variable. Chance of rain 50 percent.
Wednesday Mostly sunny with a chance of showers and thunderstorms. Highs around 90, except in the mid 80s near the coast. East winds around 5 mph, becoming southeast in the afternoon. Chance of rain 50 percent.
Wednesday Night Partly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Lows in the mid 70s. South winds 5 to 10 mph. Chance of rain 50 percent.
Thursday Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s, except in the upper 80s near the coast. Southwest winds 5 to 10 mph. Chance of rain 50 percent.
Thursday Night Mostly cloudy with a chance of showers. A chance of thunderstorms, mainly in the evening. Lows in the mid 70s. South winds 5 to 10 mph. Chance of rain 50 percent.
Friday Showers likely with a chance of thunderstorms. Highs in the upper 80s. Chance of rain 70 percent.
Friday Night Showers likely with a chance of thunderstorms. Lows in the mid 70s. Chance of rain 70 percent.
Saturday Showers likely with a chance of thunderstorms. Highs in the upper 80s. Chance of rain 70 percent.
Saturday Night Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 70s. Chance of rain 50 percent.
Sunday Mostly sunny with a chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 50 percent.
Sunday Night Partly cloudy with a slight chance of showers and thunderstorms. Lows in the mid 70s. Chance of rain 20 percent.
Monday Mostly sunny with a chance of showers with a slight chance of thunderstorms. Highs in the upper 80s. Chance of rain 30 percent.
Monday Night Partly cloudy with a slight chance of showers and thunderstorms. Lows in the mid 70s. Chance of rain 20 percent.
Tuesday Sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 30 percent. Heat index values up to 105.

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