| | Fessenden, ND | Letcher, SD | United States |
| Rainfall | 18 | 23.4 | 38.1 |
| Snowfall | 30.9 | 34.9 | 27.8 |
| Precipitation Days | 57.1 | 77.7 | 106.2 |
| Sunny | 204 | 212 | 205 |
| Avg. July High | 81.8 | 86.6 | 85.8 |
| Avg. Jan. Low | -0.4 | 7.8 | 21.7 |
| Comfort Index (higher=better) | 6.6 | 6.9 | 7 |
| UV Index | 2.9 | 3.7 | 4.3 |
| Elevation ft. | 1611 | 1302 | 2443 |