| | Grayson, GA | Huntsville, AL | United States |
| Rainfall | 52.2 | 54.7 | 38.1 |
| Snowfall | 0.9 | 1.6 | 27.8 |
| Precipitation Days | 102.1 | 120.3 | 106.2 |
| Sunny | 221 | 199 | 205 |
| Avg. July High | 89.2 | 90.1 | 85.8 |
| Avg. Jan. Low | 30.9 | 29.6 | 21.7 |
| Comfort Index (higher=better) | 7.5 | 7.3 | 7 |
| UV Index | 5 | 4.9 | 4.3 |
| Elevation ft. | 1096 | 633 | 2443 |