| | Calumet City, IL | Richton Park, IL | United States |
| Rainfall | 38.4 | 40.7 | 38.1 |
| Snowfall | 31.5 | 28 | 27.8 |
| Precipitation Days | 123.7 | 116 | 106.2 |
| Sunny | 189 | 185 | 205 |
| Avg. July High | 83.9 | 83.9 | 85.8 |
| Avg. Jan. Low | 17.9 | 15.3 | 21.7 |
| Comfort Index (higher=better) | 7 | 7 | 7 |
| UV Index | 3.6 | 3.6 | 4.3 |
| Elevation ft. | 591 | 725 | 2443 |