| | Ferndale, WA | Mammoth Lakes, CA | United States |
| Rainfall | 37.3 | 14.9 | 38.1 |
| Snowfall | 7.9 | 93.2 | 27.8 |
| Precipitation Days | 159.7 | 77 | 106.2 |
| Sunny | 159 | 275 | 205 |
| Avg. July High | 72.3 | 77.5 | 85.8 |
| Avg. Jan. Low | 34.4 | 13.5 | 21.7 |
| Comfort Index (higher=better) | 7.2 | 6.5 | 7 |
| UV Index | 2.5 | 5.7 | 4.3 |
| Elevation ft. | 36 | 7880 | 2443 |