| | Porterville, CA | San Rafael, CA | United States |
| Rainfall | 12.6 | 40.6 | 38.1 |
| Snowfall | 0.1 | 0 | 27.8 |
| Precipitation Days | 48.5 | 77.1 | 106.2 |
| Sunny | 271 | 256 | 205 |
| Avg. July High | 98.1 | 78.1 | 85.8 |
| Avg. Jan. Low | 37.8 | 42 | 21.7 |
| Comfort Index (higher=better) | 8 | 8.5 | 7 |
| UV Index | 5.7 | 5.2 | 4.3 |
| Elevation ft. | 459 | 43 | 2443 |