| | Stow, MA | Lithonia, GA | United States |
| Rainfall | 48.1 | 52.3 | 38.1 |
| Snowfall | 48.1 | 1.5 | 27.8 |
| Precipitation Days | 130.5 | 105.7 | 106.2 |
| Sunny | 199 | 218 | 205 |
| Avg. July High | 83.2 | 89.4 | 85.8 |
| Avg. Jan. Low | 16.2 | 33 | 21.7 |
| Comfort Index (higher=better) | 6.9 | 7.5 | 7 |
| UV Index | 3.5 | 5.2 | 4.3 |
| Elevation ft. | 233 | 928 | 2443 |