| Harvey, IL | Chester, PA | United States |
Rainfall | 38.5 | 42.9 | 38.1 |
Snowfall | 31.4 | 14.8 | 27.8 |
Precipitation Days | 123.7 | 112.3 | 106.2 |
Sunny | 187 | 206 | 205 |
Avg. July High | 84.2 | 87.4 | 85.8 |
Avg. Jan. Low | 18.2 | 26.7 | 21.7 |
Comfort Index (higher=better) | 7 | 7.3 | 7 |
UV Index | 3.6 | 3.8 | 4.3 |
Elevation ft. | 604 | 13 | 2443 |