| | Charles City, IA | Iowa Falls, IA | United States |
| Rainfall | 35.3 | 35 | 38.1 |
| Snowfall | 35.8 | 29.4 | 27.8 |
| Precipitation Days | 99.6 | 95.1 | 106.2 |
| Sunny | 187 | 196 | 205 |
| Avg. July High | 82.1 | 83.3 | 85.8 |
| Avg. Jan. Low | 7 | 8.3 | 21.7 |
| Comfort Index (higher=better) | 6.7 | 6.8 | 7 |
| UV Index | 3.8 | 3.8 | 4.3 |
| Elevation ft. | 1007 | 1106 | 2443 |