The temperatures in Charleston in October are comfortable with low of 18°C and and high up to 25°C.
You can expect about 3 to 8 days of rain in Charleston during the month of October. 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 October 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
25° / 18°
Rainy Days
5
Snowy Days
0
Dry Days
26
Rainfall
161
mm
Sun Hours
10.8
Hrs
