| | Atherton, CA | Whitehawk, CA | United States |
| Rainfall | 17.1 | 37.1 | 38.1 |
| Snowfall | 0 | 55.5 | 27.8 |
| Precipitation Days | 60.6 | 70 | 106.2 |
| Sunny | 261 | 241 | 205 |
| Avg. July High | 79.7 | 84.5 | 85.8 |
| Avg. Jan. Low | 40.5 | 22.1 | 21.7 |
| Comfort Index (higher=better) | 8.7 | 7.1 | 7 |
| UV Index | 4.9 | 5.1 | 4.3 |
| Elevation ft. | 59 | 4501 | 2443 |