| Sunol, CA | Hayward, CA | United States |
Rainfall | 18.5 | 18 | 38.1 |
Snowfall | 0 | 0 | 27.8 |
Precipitation Days | 63.9 | 64.7 | 106.2 |
Sunny | 260 | 257 | 205 |
Avg. July High | 85.2 | 76.2 | 85.8 |
Avg. Jan. Low | 39.4 | 42.1 | 21.7 |
Comfort Index (higher=better) | 8.6 | 8.7 | 7 |
UV Index | 5.4 | 5.4 | 4.3 |
Elevation ft. | 266 | 105 | 2443 |