| | Derry, NH | Yarmouth, ME | United States |
| Rainfall | 45 | 49 | 38.1 |
| Snowfall | 57.6 | 64.9 | 27.8 |
| Precipitation Days | 123.2 | 132.1 | 106.2 |
| Sunny | 200 | 200 | 205 |
| Avg. July High | 82 | 78.6 | 85.8 |
| Avg. Jan. Low | 14 | 10.1 | 21.7 |
| Comfort Index (higher=better) | 6.8 | 6.5 | 7 |
| UV Index | 3.4 | 2.8 | 4.3 |
| Elevation ft. | 279 | 79 | 2443 |