The climate in Charleston during October can be summarized as warm and reasonably dry.
October is in the fall / autumn in Charleston and is typically the 6th warmest month of the year. Daytime maximum temperatures average around 24°C (75°F), whilst at night 16°C (60°F) is normal.
Daytime temperature | 24.1°C 75.4°F |
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Nightly temperature | 15.5°C 59.9°F |
Average temperature | 19.8°C 67.6°F |
Daily sunshine | 7.8 hrs |
Avg rainfall | 73 mm 2.9 ins |
Rainy days | 6 days |
Sea temperature | 25.4°C 77.8°F |
Humidity | 74% |
Windspeed | 13.7kph 9 mph |
On average October is the 3rd driest month of the year in Charleston with around 73mm 2.9 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 6 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.8 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Charleston in October 2025.
Best places to visit in October
Hottest month: | July | 31.2°C 88.2°F |
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Driest month: | November | 60mm 2.4ins |
Sunniest month: | April | 9.8hrs |
Coldest month: | January | 13.3°C 55.9°F |
Wettest month: | August | 185mm 7.3ins |