| Chelmsford, MA | Medford, MA | United States |
Rainfall | 47 | 48 | 38 |
Snowfall | 56 | 52 | 28 |
Precipitation | 126 | 134 | 106 |
Sunny | 201 | 201 | 205 |
Avg. July High | 83 | 82 | 86 |
Avg. Jan. Low | 15 | 19 | 22 |
Comfort Index (higher=better) | 6.8 | 6.9 | 7 |
UV Index | 3.5 | 3.5 | 4.3 |
Elevation | 243 | 16 | 2443 |