Hanahan, SC has a subtropical climate with hot and humid summers and mild winters. The average temperature is typically in the 60s during the winter months and in the 80s during the summer months. Rainfall is abundant throughout the year, with an average of over 50 inches per year. Snow and frost are rare occurrences in Hanahan. Summer temperatures often reach 90 degrees Fahrenheit or higher, accompanied by high humidity levels that can make it feel even hotter.
Hanahan, South Carolina gets 50 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Hanahan averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 207 sunny days per year in Hanahan. The US average is 205 sunny days.
Hanahan gets some kind of precipitation, on average, 108 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 90 degrees
Winter Low: the January low is 38
Rain: averages 50 inches of rain a year
Snow: averages 0 inches of snow a year