| CLIMATE | Summit | Lake Arrowhead | United States |
| Rainfall (in.) | 48.8 | 40.1 | 36.5 |
| Snowfall (in.) | 28 | 46.7 | 25 |
| Precipitation Days | 118 | 42 | 100 |
| Sunny Days | 208 | 287 | 205 |
| Avg. July High | 86 | 82 | 86.5 |
| Avg. Jan. Low | 17.9 | 29.1 | 20.5 |
| Comfort Index (higher=better) | 46 | 26 | 44 |
| UV Index | 3.8 | 5.7 | 4.3 |
| Elevation ft. | 349 | 5,225 | 1,443 |
