| | Clarksville, TN | Edisto Beach, SC | United States |
| Rainfall | 51 | 47.1 | 38.1 |
| Snowfall | 4.7 | 0.3 | 27.8 |
| Precipitation Days | 117 | 98.5 | 106.2 |
| Sunny | 210 | 213 | 205 |
| Avg. July High | 89.4 | 91.2 | 85.8 |
| Avg. Jan. Low | 26.5 | 39.2 | 21.7 |
| Comfort Index (higher=better) | 7.3 | 7.1 | 7 |
| UV Index | 4.5 | 5.5 | 4.3 |
| Elevation ft. | 476 | 10 | 2443 |