| | Harvard, MA | Bolton, MA | United States |
| Rainfall | 48.2 | 48.5 | 38.1 |
| Snowfall | 54.1 | 47.9 | 27.8 |
| Precipitation Days | 126.8 | 124.7 | 106.2 |
| Sunny | 197 | 197 | 205 |
| Avg. July High | 83.2 | 83.1 | 85.8 |
| Avg. Jan. Low | 15 | 14.9 | 21.7 |
| Comfort Index (higher=better) | 6.8 | 6.9 | 7 |
| UV Index | 3.3 | 3.3 | 4.3 |
| Elevation ft. | 407 | 377 | 2443 |