| Castle Rock, WA | Arvada, CO | United States |
Rainfall | 60.8 | 16.8 | 38.1 |
Snowfall | 3.1 | 61 | 27.8 |
Precipitation Days | 181.2 | 80.6 | 106.2 |
Sunny | 139 | 246 | 205 |
Avg. July High | 77.1 | 89.5 | 85.8 |
Avg. Jan. Low | 33.8 | 18 | 21.7 |
Comfort Index (higher=better) | 7.1 | 7.3 | 7 |
UV Index | 3 | 5.7 | 4.3 |
Elevation ft. | 56 | 5348 | 2443 |