| | Trenton, IL | Aviston, IL | United States |
| Rainfall | 41.9 | 42.5 | 38.1 |
| Snowfall | 11 | 10.9 | 27.8 |
| Precipitation Days | 90.8 | 90.8 | 106.2 |
| Sunny | 198 | 200 | 205 |
| Avg. July High | 88.7 | 88.6 | 85.8 |
| Avg. Jan. Low | 21.4 | 21.3 | 21.7 |
| Comfort Index (higher=better) | 7.2 | 7.2 | 7 |
| UV Index | 4.1 | 4.1 | 4.3 |
| Elevation ft. | 495 | 469 | 2443 |