| Radnor, PA | Waltham, MA | United States |
Rainfall | 48.3 | 47.7 | 38.1 |
Snowfall | 20.5 | 50.2 | 27.8 |
Precipitation Days | 115.9 | 130.6 | 106.2 |
Sunny | 204 | 197 | 205 |
Avg. July High | 86.9 | 82.9 | 85.8 |
Avg. Jan. Low | 21.3 | 17.1 | 21.7 |
Comfort Index (higher=better) | 7.2 | 6.9 | 7 |
UV Index | 3.8 | 3.5 | 4.3 |
Elevation ft. | 430 | 66 | 2443 |