Weather World
Stone Mountain Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 51°F Lo 36°F | Hi 56°F Lo 40°F | Hi 64°F Lo 46°F | Hi 73°F Lo 53°F | Hi 80°F Lo 62°F | Hi 88°F Lo 69°F | Hi 90°F Lo 72°F | Hi 89°F Lo 71°F | Hi 84°F Lo 66°F | Hi 74°F Lo 56°F | Hi 63°F Lo 46°F | Hi 55°F Lo 41°F |
| 8 mph | 8 mph | 8 mph | 7 mph | 6 mph | 5 mph | 5 mph | 5 mph | 5 mph | 6 mph | 7 mph | 7 mph |
| 5 in | 5.4 in | 5.6 in | 5.4 in | 5 in | 4.6 in | 5.2 in | 6.2 in | 5.3 in | 3.6 in | 4.9 in | 6.4 in |
| 70% | 73% | 71% | 68% | 71% | 68% | 69% | 69% | 68% | 67% | 68% | 74% |
| 42% | 47% | 43% | 35% | 37% | 34% | 38% | 38% | 35% | 32% | 35% | 46% |
| 30.2 in | 30.1 in | 30.1 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.1 in | 30.1 in | 30.2 in |
| 24 | 20 | 23 | 24 | 22 | 18 | 17 | 19 | 23 | 26 | 25 | 23 |
| 7 | 8 | 8 | 6 | 9 | 12 | 14 | 12 | 7 | 5 | 5 | 7 |
| 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 |
| 2 | 3 | 4 | 5 | 6 | 6 | 6 | 6 | 5 | 4 | 3 | 3 |
| 196 | 156 | 174 | 215 | 211 | 222 | 208 | 208 | 221 | 229 | 217 | 178 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 11°C Lo 2°C | Hi 14°C Lo 5°C | Hi 18°C Lo 8°C | Hi 23°C Lo 12°C | Hi 27°C Lo 16°C | Hi 31°C Lo 21°C | Hi 32°C Lo 22°C | Hi 32°C Lo 22°C | Hi 29°C Lo 19°C | Hi 23°C Lo 13°C | Hi 17°C Lo 8°C | Hi 13°C Lo 5°C |
| 13 km/h | 12 km/h | 12 km/h | 12 km/h | 10 km/h | 9 km/h | 8 km/h | 8 km/h | 9 km/h | 10 km/h | 11 km/h | 12 km/h |
| 127 mm | 138 mm | 141 mm | 137 mm | 126 mm | 117 mm | 132 mm | 157 mm | 135 mm | 91 mm | 124 mm | 162 mm |
| 70% | 73% | 71% | 68% | 71% | 68% | 69% | 69% | 68% | 67% | 68% | 74% |
| 42% | 47% | 43% | 35% | 37% | 34% | 38% | 38% | 35% | 32% | 35% | 46% |
| 1021 mb | 1020 mb | 1019 mb | 1017 mb | 1017 mb | 1015 mb | 1016 mb | 1016 mb | 1017 mb | 1018 mb | 1021 mb | 1021 mb |
| 24 | 20 | 23 | 24 | 22 | 18 | 17 | 19 | 23 | 26 | 25 | 23 |
| 7 | 8 | 8 | 6 | 9 | 12 | 14 | 12 | 7 | 5 | 5 | 7 |
| 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 |
| 2 | 3 | 4 | 5 | 6 | 6 | 6 | 6 | 5 | 4 | 3 | 3 |
| 196 | 156 | 174 | 215 | 211 | 222 | 208 | 208 | 221 | 229 | 217 | 178 |
| Month |
| Avg. Temperatures |
| Avg. Wind Speed |
| Avg. Precipitation |
| Average Humidity |
| Avg. Cloud Cover |
| Pressure Average |
| Average Dry Days |
| Avg. Precip. Days |
| Avg. Snow Days |
| Average Fog Days |
| Average UV Index |
| Avg. Hours of Sun |
Averages are based on historical weather data from the past 10 years.