The temperatures in Charleston in March are usually low and can range between 12°C and 19°C.
You can expect about 3 to 8 days of rain in Charleston during the month of March. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Charleston in March 2025.
If you’re planning to visit Charleston in the near future, we highly recommend that you review the 14 day weather forecast for Charleston before you arrive.
Temperatures
19° / 12°
Rainy Days
6
Snowy Days
0
Dry Days
25
Rainfall
131
mm
Sun Hours
9.9
Hrs
