Stone Mountain, GA has a humid subtropical climate with hot and humid summers and cool winters. Average summer temperatures reach the mid to upper 80s, while winter temperatures are typically in the 40s. Rainfall is spread evenly throughout the year, with around 48 inches of rain annually. The area also experiences abundant sunshine with an average of 230 sunny days each year.
Stone Mountain (zip 30087), Georgia gets 53 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Stone Mountain (zip 30087) averages 1 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 (zip 30087). The US average is 205 sunny days.
Stone Mountain (zip 30087) gets some kind of precipitation, on average, 106 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 33
Rain: averages 53 inches of rain a year
Snow: averages 1 inches of snow a year