| | Erwin, TN | Mountain City, TX | United States |
| Rainfall | 44 | 35.9 | 38.1 |
| Snowfall | 10.4 | 0.3 | 27.8 |
| Precipitation Days | 134.6 | 78.8 | 106.2 |
| Sunny | 197 | 228 | 205 |
| Avg. July High | 85.5 | 95.1 | 85.8 |
| Avg. Jan. Low | 25.7 | 38.9 | 21.7 |
| Comfort Index (higher=better) | 7.6 | 7.1 | 7 |
| UV Index | 4.4 | 6 | 4.3 |
| Elevation ft. | 1673 | 823 | 2443 |