| | Hampstead, NH | Londonderry, NH | United States |
| Rainfall | 45.9 | 46.2 | 38.1 |
| Snowfall | 53.8 | 57.6 | 27.8 |
| Precipitation Days | 120.3 | 123.3 | 106.2 |
| Sunny | 199 | 200 | 205 |
| Avg. July High | 81.8 | 82.2 | 85.8 |
| Avg. Jan. Low | 12.7 | 13.5 | 21.7 |
| Comfort Index (higher=better) | 6.8 | 6.8 | 7 |
| UV Index | 3.4 | 3.4 | 4.3 |
| Elevation ft. | 322 | 413 | 2443 |