Charleston Area NWS Forecast
Forecast for Charleston updated at 5:37 PM on October 21, 2026
- Tonight Clear. Lows in the upper 40s, except in the lower 50s near the coast. North winds around 5 mph.
- Thursday Sunny. Highs in the lower 70s. North winds around 5 mph.
- Thursday Night Clear. Lows around 50. North winds 5 to 10 mph.
- Friday Sunny. Highs around 70. Northeast winds 10 to 15 mph.
- Friday Night Mostly clear. Lows in the mid 50s. Northeast winds 10 to 15 mph. Gusts up to 30 mph after midnight.
- Saturday Sunny. Highs around 70.
- Saturday Night Mostly clear and breezy. Lows in the mid 50s.
- Sunday Sunny, breezy with highs in the lower 70s.
- Sunday Night Mostly clear. Lows in the lower 50s.
- Monday Sunny. Highs in the lower 70s.
- Monday Night Mostly clear. Lows in the lower 50s.
- Tuesday Sunny. Highs in the lower 70s.
- Tuesday Night Partly cloudy. Lows in the mid 50s.
- Wednesday Mostly sunny. Highs in the mid 70s.