| | Green River, WY | Rock River, WY | United States |
| Rainfall | 9.1 | 11.5 | 38.1 |
| Snowfall | 39.4 | 59.1 | 27.8 |
| Precipitation Days | 70.8 | 78.5 | 106.2 |
| Sunny | 235 | 227 | 205 |
| Avg. July High | 86.8 | 83 | 85.8 |
| Avg. Jan. Low | 8.5 | 10.6 | 21.7 |
| Comfort Index (higher=better) | 6.9 | 6.5 | 7 |
| UV Index | 4.6 | 5 | 4.3 |
| Elevation ft. | 6115 | 6896 | 2443 |