| | Lewis, IA | Corning, IA | United States |
| Rainfall | 35.8 | 35.2 | 38.1 |
| Snowfall | 26.5 | 25.7 | 27.8 |
| Precipitation Days | 93.2 | 89.4 | 106.2 |
| Sunny | 211 | 213 | 205 |
| Avg. July High | 85.7 | 85.2 | 85.8 |
| Avg. Jan. Low | 11.2 | 12 | 21.7 |
| Comfort Index (higher=better) | 7 | 7.1 | 7 |
| UV Index | 3.9 | 4 | 4.3 |
| Elevation ft. | 1181 | 1194 | 2443 |