On the western side of Napa Valley, on the Mayacamas Mountains, you will find the Spring Mountain wineries. There are approximately two dozen vineyards and about 20 wineries located in this region. The dramatic landscape of this region is the perfect backdrop for wine tours.

One of the most interesting aspects of Spring Mountain is its unique microclimate. In fact, the climate in Spring Mountain is quite different from what you will find on the floor of the valley. The marine breezes blowing in frequently help to cool the area throughout the day, creating a blend of acidity and tannins that are quite remarkable. While fog frequently settles on the floor of the valley during the night, this is less of a problem in Spring Mountain. As a result, the nights are often warmer; leading to the production of red grapes which are fuller bodied.

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