| | Wheeling, IL | Volo, IL | United States |
| Rainfall | 36.2 | 36.4 | 38.1 |
| Snowfall | 36 | 41.7 | 27.8 |
| Precipitation Days | 125.3 | 119.4 | 106.2 |
| Sunny | 188 | 188 | 205 |
| Avg. July High | 83.1 | 82.2 | 85.8 |
| Avg. Jan. Low | 16.7 | 13.7 | 21.7 |
| Comfort Index (higher=better) | 6.9 | 6.7 | 7 |
| UV Index | 3.6 | 3.7 | 4.3 |
| Elevation ft. | 650 | 794 | 2443 |