| | Thayer, MO | Alton, MO | United States |
| Rainfall | 46.9 | 46.4 | 38.1 |
| Snowfall | 5.3 | 6.3 | 27.8 |
| Precipitation Days | 88.1 | 91.6 | 106.2 |
| Sunny | 215 | 213 | 205 |
| Avg. July High | 89.8 | 89.6 | 85.8 |
| Avg. Jan. Low | 22 | 21.8 | 21.7 |
| Comfort Index (higher=better) | 7.3 | 7.3 | 7 |
| UV Index | 4.8 | 4.8 | 4.3 |
| Elevation ft. | 528 | 781 | 2443 |