| San Francisco, CA | McKees Rocks, PA | United States |
Rainfall | 25 | 37 | 38 |
Snowfall | 0 | 31 | 28 |
Precipitation | 72 | 142 | 106 |
Sunny | 259 | 165 | 205 |
Avg. July High | 67 | 83 | 86 |
Avg. Jan. Low | 46 | 21 | 22 |
Comfort Index (higher=better) | 8.5 | 7.1 | 7 |
UV Index | 5.4 | 3.4 | 4.3 |
Elevation | 52 | 732 | 2443 |