| Chicago, IL | Detroit, IL | United States |
Rainfall | 38.2 | 39.9 | 38.1 |
Snowfall | 35.1 | 17 | 27.8 |
Precipitation Days | 124.8 | 103.4 | 106.2 |
Sunny | 189 | 201 | 205 |
Avg. July High | 83.9 | 86.5 | 85.8 |
Avg. Jan. Low | 19.2 | 17.4 | 21.7 |
Comfort Index (higher=better) | 7 | 7.1 | 7 |
UV Index | 3.6 | 3.9 | 4.3 |
Elevation ft. | 587 | 640 | 2443 |