Climbing up the state's rugged coastline, the chilly Marin County, just above the City and most of Sonoma County, as well as Mendocino County on the far north end of the North Coast successfully grow cool-climate varieties like?Pinot Noir,?Chardonnay?and in some spots,?Riesling. Inland Lake County, on the other hand, is considerably warmer, and?Cabernet Sauvignon,?Zinfandel?and?Sauvignon Blancproduce some impressive wines with affordable price tags.