| | Steger, IL | Harvard, IL | United States |
| Rainfall | 39.2 | 36.2 | 38.1 |
| Snowfall | 27.9 | 31.8 | 27.8 |
| Precipitation Days | 109.8 | 114.5 | 106.2 |
| Sunny | 190 | 191 | 205 |
| Avg. July High | 83.6 | 83.6 | 85.8 |
| Avg. Jan. Low | 15.6 | 11.9 | 21.7 |
| Comfort Index (higher=better) | 7 | 6.8 | 7 |
| UV Index | 3.7 | 3.4 | 4.3 |
| Elevation ft. | 712 | 958 | 2443 |