Charleston Area NWS Forecast
Forecast for Charleston updated at 2:12 PM on September 29, 2026
- This Afternoon Sunny. Highs in the mid 80s, except in the lower 80s near the coast. Southeast winds 5 to 10 mph.
- Tonight Partly cloudy in the evening, then clearing. Patchy fog after midnight. Lows in the upper 60s. East winds 5 to 10 mph.
- Wednesday Patchy fog in the morning. Sunny. Highs in the mid 80s. East winds 5 to 10 mph.
- Wednesday Night Mostly clear. Lows in the upper 60s. East winds 5 to 10 mph.
- Thursday Sunny. Highs in the mid 80s. East winds 5 to 10 mph.
- Thursday Night Mostly clear. Lows in the lower 70s.
- Friday Sunny. Highs in the mid 80s.
- Friday Night Partly cloudy. Lows in the lower 70s.
- Saturday Mostly sunny with a chance of showers with a slight chance of thunderstorms. Highs in the mid 80s. Chance of rain 40 percent.
- Saturday Night Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Lows in the lower 70s. Chance of rain 40 percent.
- Sunday Partly sunny with a chance of showers and thunderstorms. Highs in the lower 80s. Chance of rain 50 percent.
- Sunday Night Showers likely with a slight chance of thunderstorms. Lows around 70. Chance of rain 70 percent.
- Monday Showers likely with a slight chance of thunderstorms. Highs in the upper 70s. Chance of rain 70 percent.