| | Loudon, TN | Gilbert, SC | United States |
| Rainfall | 53.2 | 47.9 | 38.1 |
| Snowfall | 4.8 | 1.1 | 27.8 |
| Precipitation Days | 121.5 | 94.5 | 106.2 |
| Sunny | 204 | 216 | 205 |
| Avg. July High | 88.5 | 90.5 | 85.8 |
| Avg. Jan. Low | 27.7 | 31.2 | 21.7 |
| Comfort Index (higher=better) | 7.3 | 7.5 | 7 |
| UV Index | 4.6 | 4.7 | 4.3 |
| Elevation ft. | 837 | 541 | 2443 |