| | Vienna, IL | Thebes, IL | United States |
| Rainfall | 48.5 | 48.3 | 38.1 |
| Snowfall | 8.2 | 8.2 | 27.8 |
| Precipitation Days | 105.1 | 110.2 | 106.2 |
| Sunny | 206 | 221 | 205 |
| Avg. July High | 89.1 | 89.4 | 85.8 |
| Avg. Jan. Low | 26.1 | 24.2 | 21.7 |
| Comfort Index (higher=better) | 7.3 | 7.1 | 7 |
| UV Index | 4.1 | 4.1 | 4.3 |
| Elevation ft. | 413 | 341 | 2443 |