| | Amherst, NH | Tega Cay, SC | United States |
| Rainfall | 46.4 | 44.1 | 38.1 |
| Snowfall | 57.4 | 2.7 | 27.8 |
| Precipitation Days | 130.1 | 103 | 106.2 |
| Sunny | 199 | 216 | 205 |
| Avg. July High | 82.3 | 90.4 | 85.8 |
| Avg. Jan. Low | 13.3 | 30.8 | 21.7 |
| Comfort Index (higher=better) | 6.7 | 7.5 | 7 |
| UV Index | 3.2 | 4.8 | 4.3 |
| Elevation ft. | 262 | 627 | 2443 |