| | Gantt, SC | Rossville, MD | United States |
| Rainfall | 48.3 | 41.9 | 38.1 |
| Snowfall | 2.6 | 15.5 | 27.8 |
| Precipitation Days | 102.8 | 113 | 106.2 |
| Sunny | 224 | 215 | 205 |
| Avg. July High | 89.7 | 88.5 | 85.8 |
| Avg. Jan. Low | 30.8 | 28.3 | 21.7 |
| Comfort Index (higher=better) | 7.5 | 7.2 | 7 |
| UV Index | 5 | 4.1 | 4.3 |
| Elevation ft. | 988 | 39 | 2443 |