| | Atlantic, IA | Clarinda, IA | United States |
| Rainfall | 35.9 | 36.5 | 38.1 |
| Snowfall | 26.4 | 23.9 | 27.8 |
| Precipitation Days | 93.4 | 93.8 | 106.2 |
| Sunny | 212 | 214 | 205 |
| Avg. July High | 84.9 | 86.2 | 85.8 |
| Avg. Jan. Low | 10.2 | 11.8 | 21.7 |
| Comfort Index (higher=better) | 7 | 7.1 | 7 |
| UV Index | 3.9 | 4 | 4.3 |
| Elevation ft. | 1211 | 1043 | 2443 |