| Petaluma, CA | Friday Harbor, WA | United States |
Rainfall | 30 | 27 | 38 |
Snowfall | 0 | 4 | 28 |
Precipitation | 75 | 136 | 106 |
Sunny | 260 | 157 | 205 |
Avg. July High | 84 | 71 | 86 |
Avg. Jan. Low | 39 | 36 | 22 |
Comfort Index (higher=better) | 8.4 | 7.2 | 7 |
UV Index | 4.9 | 2.6 | 4.3 |
Elevation | 30 | 56 | 2443 |