| | Highland, CA | Portola, CA | United States |
| Rainfall | 13.4 | 17.6 | 38.1 |
| Snowfall | 0 | 37.6 | 27.8 |
| Precipitation Days | 40.1 | 59.1 | 106.2 |
| Sunny | 283 | 243 | 205 |
| Avg. July High | 94.9 | 84.8 | 85.8 |
| Avg. Jan. Low | 41.7 | 18.1 | 21.7 |
| Comfort Index (higher=better) | 8.5 | 7.1 | 7 |
| UV Index | 5.7 | 5.1 | 4.3 |
| Elevation ft. | 1309 | 4856 | 2443 |