| Aston, PA | Upper Darby, PA | United States |
Rainfall | 43.4 | 45.2 | 38.1 |
Snowfall | 13.2 | 18 | 27.8 |
Precipitation Days | 108.6 | 118.4 | 106.2 |
Sunny | 204 | 204 | 205 |
Avg. July High | 86.3 | 87.3 | 85.8 |
Avg. Jan. Low | 25.8 | 26.2 | 21.7 |
Comfort Index (higher=better) | 7.3 | 7.3 | 7 |
UV Index | 3.8 | 3.8 | 4.3 |
Elevation ft. | 175 | 56 | 2443 |