Hanahan, SC Weather
Hanahan, SC climate is hot during summer when temperatures tend to be in the 80's and cold during winter when temperatures tend to be in the 40's.
The warmest month of the year is July with an average maximum temperature of 90.90 degrees Fahrenheit, while the coldest month of the year is January with an average minimum temperature of 36.90 degrees Fahrenheit.
Temperature variations between night and day tend to be fairly limited during summer with a difference that can reach 18 degrees Fahrenheit, and moderate during winter with an average difference of 23 degrees Fahrenheit.
The annual average precipitation at Hanahan is 51.53 Inches. Summer months tend to be wetter than winter months. The wettest month of the year is August with an average rainfall of 6.91 Inches.