| | Manchester, IA | Monticello, IA | United States |
| Rainfall | 37 | 37 | 38 |
| Snowfall | 33 | 28 | 28 |
| Precipitation | 107 | 107 | 106 |
| Sunny | 189 | 188 | 205 |
| Avg. July High | 83 | 84 | 86 |
| Avg. Jan. Low | 8 | 9 | 22 |
| Comfort Index (higher=better) | 6.7 | 6.8 | 7 |
| UV Index | 3.7 | 3.7 | 4.3 |
| Elevation | 938 | 823 | 2443 |