| Portola Valley, CA | Cupertino, CA | United States |
Rainfall | 30.7 | 18 | 38.1 |
Snowfall | 0 | 0 | 27.8 |
Precipitation Days | 72.9 | 61.4 | 106.2 |
Sunny | 262 | 265 | 205 |
Avg. July High | 77.2 | 81.2 | 85.8 |
Avg. Jan. Low | 40.8 | 41.2 | 21.7 |
Comfort Index (higher=better) | 8.4 | 8.7 | 7 |
UV Index | 4.9 | 5.1 | 4.3 |
Elevation ft. | 459 | 236 | 2443 |