| | Tyngsborough, MA | Hamilton, MA | United States |
| Rainfall | 47 | 48 | 38 |
| Snowfall | 56 | 44 | 28 |
| Precipitation | 120 | 114 | 106 |
| Sunny | 200 | 201 | 205 |
| Avg. July High | 83 | 80 | 86 |
| Avg. Jan. Low | 14 | 18 | 22 |
| Comfort Index (higher=better) | 6.8 | 6.9 | 7 |
| UV Index | 3.5 | 3.2 | 4.3 |
| Elevation | 138 | 46 | 2443 |