| | Cavour, SD | Twin Bridges, MT | United States |
| Rainfall | 23.1 | 11.3 | 38.1 |
| Snowfall | 36.1 | 23.3 | 27.8 |
| Precipitation Days | 79.2 | 74.1 | 106.2 |
| Sunny | 215 | 184 | 205 |
| Avg. July High | 86.5 | 83.2 | 85.8 |
| Avg. Jan. Low | 7.3 | 11.3 | 21.7 |
| Comfort Index (higher=better) | 6.9 | 6.8 | 7 |
| UV Index | 3.6 | 3.6 | 4.3 |
| Elevation ft. | 1312 | 4626 | 2443 |