| Redwood City, CA | Philadelphia, PA | United States |
Rainfall | 23 | 47 | 38 |
Snowfall | 0 | 13 | 28 |
Precipitation | 62 | 119 | 106 |
Sunny | 255 | 207 | 205 |
Avg. July High | 81 | 87 | 86 |
Avg. Jan. Low | 40 | 26 | 22 |
Comfort Index (higher=better) | 8.6 | 7.3 | 7 |
UV Index | 4.9 | 3.8 | 4.3 |
Elevation | 20 | 46 | 2443 |