| Waukegan, IL | Tinley Park, IL | United States |
Rainfall | 35.8 | 40.1 | 38.1 |
Snowfall | 41 | 29.7 | 27.8 |
Precipitation Days | 117.4 | 123.4 | 106.2 |
Sunny | 188 | 186 | 205 |
Avg. July High | 81.4 | 84.1 | 85.8 |
Avg. Jan. Low | 15.1 | 16.5 | 21.7 |
Comfort Index (higher=better) | 6.8 | 6.9 | 7 |
UV Index | 3.7 | 3.6 | 4.3 |
Elevation ft. | 653 | 699 | 2443 |