| Wheaton, IL | Vernon Hills, IL | United States |
Rainfall | 39 | 35 | 38 |
Snowfall | 30 | 38 | 28 |
Precipitation | 119 | 120 | 106 |
Sunny | 186 | 188 | 205 |
Avg. July High | 84 | 82 | 86 |
Avg. Jan. Low | 15 | 15 | 22 |
Comfort Index (higher=better) | 6.9 | 6.8 | 7 |
UV Index | 3.4 | 3.7 | 4.3 |
Elevation | 758 | 735 | 2443 |