| Index | ![]() |
|---|---|
| Climate Index: | 90.71 |
| Month | Climate Score | Weather Conditions Outline |
| Jan | 72.88 |
Chance of fog day 63%
|
| Feb | 82.58 |
Chance of fog day 44%
|
| Mar | 91.24 |
Chance of fog day 34%
Chance of rainy day 43%
|
| Apr | 93.44 | |
| May | 95.64 | |
| Jun | 98.55 | |
| Jul | 100.00 | |
| Aug | 100.00 | |
| Sep | 98.55 |
Chance of fog day 38%
|
| Oct | 95.64 |
Chance of fog day 39%
|
| Nov | 82.58 |
Chance of fog day 50%
|
| Dec | 77.39 |
Chance of fog day 49%
|
Best months to visit: March, April, May, June, July, August, September, October.
| Month | Temp Low Avg | Temp High Avg |
| Jan | 36℉ | 61℉ |
| Feb | 39℉ | 64℉ |
| Mar | 43℉ | 66℉ |
| Apr | 45℉ | 72℉ |
| May | 46℉ | 75℉ |
| Jun | 50℉ | 82℉ |
| Jul | 54℉ | 82℉ |
| Aug | 52℉ | 82℉ |
| Sep | 50℉ | 84℉ |
| Oct | 46℉ | 79℉ |
| Nov | 39℉ | 66℉ |
| Dec | 37℉ | 59℉ |
| Climate in Santa Rosa, California | 22.93 miles |
| Climate in San Rafael, California | 49.25 miles |
| Climate in Vallejo, California | 53.93 miles |
| Climate in American Canyon, California | 55.10 miles |
| Climate in Berkeley, California | 66.41 miles |
| Climate in San Francisco, California | 66.53 miles |
| Climate in Fairfield, California | 66.90 miles |
| Climate in Oakland, California | 70.33 miles |
| Climate in Danville, California | 81.85 miles |
| Climate in Ukiah, California | 83.31 miles |