| San Mateo, CA | Monrovia, CA | United States |
Rainfall | 24.4 | 20.2 | 38.1 |
Snowfall | 0 | 0 | 27.8 |
Precipitation Days | 76.9 | 38 | 106.2 |
Sunny | 265 | 285 | 205 |
Avg. July High | 74.1 | 87.7 | 85.8 |
Avg. Jan. Low | 42.2 | 46.6 | 21.7 |
Comfort Index (higher=better) | 8.5 | 9.1 | 7 |
UV Index | 4.9 | 6.2 | 4.3 |
Elevation ft. | 46 | 571 | 2443 |