Monthly Historical AveragesStone Mountain, GA
Average Temperature
High
27°
Feels 27
Low
15°
Feels 15
Average Precipitation
9 Days
78.3mm
0cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, May 17, 2026
Day
31°Feels 31
Wind
15 km/h S
Gust
23 km/h
Humidity
44%
P.O.P
90%
Rain
1-3 mm
Night
18°Feels 18
Wind
15 km/h SE
Gust
22 km/h
Humidity
98%
P.O.P
80%
Rain
~1 mm
Historical AveragesMay 17
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity