| | Hermosa, SD | Deadwood, SD | United States |
| Rainfall | 18 | 30 | 38 |
| Snowfall | 35 | 138 | 28 |
| Precipitation | 78 | 111 | 106 |
| Sunny | 226 | 230 | 205 |
| Avg. July High | 85 | 80 | 86 |
| Avg. Jan. Low | 14 | 11 | 22 |
| Comfort Index (higher=better) | 7.1 | 6.1 | 7 |
| UV Index | 4.7 | 4.7 | 4.3 |
| Elevation | 3327 | 4531 | 2443 |