| | Okanogan, WA | Milan, IL | United States |
| Rainfall | 13.3 | 37.1 | 38.1 |
| Snowfall | 33.4 | 28.5 | 27.8 |
| Precipitation Days | 66.7 | 115.3 | 106.2 |
| Sunny | 192 | 198 | 205 |
| Avg. July High | 88.7 | 84.8 | 85.8 |
| Avg. Jan. Low | 21 | 14.5 | 21.7 |
| Comfort Index (higher=better) | 7.1 | 6.9 | 7 |
| UV Index | 3.1 | 3.7 | 4.3 |
| Elevation ft. | 840 | 561 | 2443 |