I live in Northern California too.
What do you mean by "Winter", "Rain", and "Wet"?
It doesn't rain that much here at all...At anythime!
Now if you're just looking for an N+1 bike, just say so

...If so, here are my recommendations:
1)
The Jamis Coda Elite ~ $1050
2)
The Kona Dr. Dew ~ $1050
3)
The Kona Dew Deluxe ~ $849 (This golden bike is absolutely gorgeous)
4)
The Raleigh Superbe Roadster ~ $1200
5)
The Trek 7.5FX ~ $1080
6)
The Trek 7.3FX ~ $800
7)
The Cannondale Bad Boy 9 ~ $730 at REI
8)
The Giant Seek 3 ~ $700
- Slim
PS.
* All of the above models either come with fenders and a racks, or they can be easily fitted with fenders and racks.
- Funny...Right after I posted this comment, it started to rain like cats and dogs!