| | Plymouth, CA | Calistoga, CA | United States |
| Rainfall | 30.1 | 37 | 38.1 |
| Snowfall | 0.4 | 0 | 27.8 |
| Precipitation Days | 66.1 | 70.3 | 106.2 |
| Sunny | 263 | 265 | 205 |
| Avg. July High | 94.1 | 88 | 85.8 |
| Avg. Jan. Low | 36.8 | 38.3 | 21.7 |
| Comfort Index (higher=better) | 8 | 8.3 | 7 |
| UV Index | 5.1 | 5.4 | 4.3 |
| Elevation ft. | 1083 | 348 | 2443 |