| | Chattanooga, TN | Gadsden, AL | United States |
| Rainfall | 51.1 | 52.8 | 38.1 |
| Snowfall | 1.5 | 0.1 | 27.8 |
| Precipitation Days | 99 | 107.3 | 106.2 |
| Sunny | 207 | 205 | 205 |
| Avg. July High | 89 | 90.3 | 85.8 |
| Avg. Jan. Low | 28.9 | 30.2 | 21.7 |
| Comfort Index (higher=better) | 7.5 | 7.3 | 7 |
| UV Index | 4.7 | 5.2 | 4.3 |
| Elevation ft. | 676 | 548 | 2443 |