Stone Mountain, GA has a humid subtropical climate, with hot and humid summers and mild winters. The average temperature during the summer months of June through August range from the high 70s to mid-90s Fahrenheit, while temperatures in the winter months typically remain above freezing. Rainfall is abundant throughout the year, with a peak in late spring/early summer. Snowfall is rare but possible; however, snow cover rarely persists beyond a few days. Overall, Stone Mountain enjoys mild temperatures year round.
Stone Mountain, Georgia gets 53 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Stone Mountain averages 2 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 217 sunny days per year in Stone Mountain. The US average is 205 sunny days.
Stone Mountain 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 89 degrees
Winter Low: the January low is 33
Rain: averages 53 inches of rain a year
Snow: averages 2 inches of snow a year