Hanahan, SC (29410) has a humid subtropical climate, characterised by hot summers and mild winters. July is the hottest month in Hanahan with an average high of 89 degrees Fahrenheit, while January is the coldest month with an average low of 38 degrees Fahrenheit. Precipitation throughout the year is relatively evenly distributed, with an average of 47 inches annually, which mainly occurs between April and October when thunderstorms are common. Humidity levels tend to be high during most parts of the year due to its coastal location.
Hanahan (zip 29410), South Carolina gets 50 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Hanahan (zip 29410) averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 211 sunny days per year in Hanahan (zip 29410). The US average is 205 sunny days.
Hanahan (zip 29410) 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