Charleston, SC Weather
Charleston, SC climate is hot during summer when temperatures tend to be in the 80's and cool during winter when temperatures tend to be in the 50's.
The warmest month of the year is July with an average maximum temperature of 88.50 degrees Fahrenheit, while the coldest month of the year is January with an average minimum temperature of 42.40 degrees Fahrenheit.
Temperature variations between night and day tend to be fairly limited during summer with a difference that can reach 11 degrees Fahrenheit, and fairly limited during winter with an average difference of 15 degrees Fahrenheit.
The annual average precipitation at Charleston is 46.39 Inches. Summer months tend to be wetter than winter months. The wettest month of the year is August with an average rainfall of 6.54 Inches.