| | Mapleton, IA | McGregor, IA | United States |
| Rainfall | 31 | 35.2 | 38.1 |
| Snowfall | 29.1 | 37.6 | 27.8 |
| Precipitation Days | 80.7 | 92.8 | 106.2 |
| Sunny | 207 | 193 | 205 |
| Avg. July High | 85.1 | 83.2 | 85.8 |
| Avg. Jan. Low | 9.2 | 9.6 | 21.7 |
| Comfort Index (higher=better) | 7 | 6.9 | 7 |
| UV Index | 3.9 | 3.6 | 4.3 |
| Elevation ft. | 1138 | 692 | 2443 |