| | Lithonia, GA | Smyrna, GA | United States |
| Rainfall | 52.3 | 53.1 | 38.1 |
| Snowfall | 1.5 | 1 | 27.8 |
| Precipitation Days | 105.7 | 108.3 | 106.2 |
| Sunny | 218 | 220 | 205 |
| Avg. July High | 89.4 | 87.8 | 85.8 |
| Avg. Jan. Low | 33 | 32.1 | 21.7 |
| Comfort Index (higher=better) | 7.5 | 7.7 | 7 |
| UV Index | 5.2 | 4.9 | 4.3 |
| Elevation ft. | 928 | 1060 | 2443 |