| | South Holland, IL | Lansing, IL | United States |
| Rainfall | 38.5 | 38.8 | 38.1 |
| Snowfall | 31.4 | 31.3 | 27.8 |
| Precipitation Days | 123.7 | 117.2 | 106.2 |
| Sunny | 190 | 192 | 205 |
| Avg. July High | 84.2 | 83.9 | 85.8 |
| Avg. Jan. Low | 18.2 | 17.7 | 21.7 |
| Comfort Index (higher=better) | 7 | 7 | 7 |
| UV Index | 3.6 | 3.6 | 4.3 |
| Elevation ft. | 600 | 630 | 2443 |