The United States spans three of the world's most studied fine-wine climates: California's fog-cooled Napa Valley, Oregon's cool, Pacific-moderated Willamette Valley, and Washington's irrigated high-desert Columbia Valley. Each state's wine identity is shaped by a different, clearly defined natural force ocean fog, mountain rain shadow, or river valley — rather than a single national style.
Wine Growing States of the USA
Every state answers one question: what natural forces define this place?
A fog-cooled bay meets a mountain-framed valley in Napa, California's most closely studied fine-wine region.
Explore California's Wine Regions
Cool Pacific air funnelled through a gap in the Coast Range shapes the Willamette Valley, Oregon's Pinot Noir heartland.
Explore Oregon's Wine Regions
East of the Cascades, a rain-shadow desert and the Columbia River combine to make Washington one of America's most controlled fine-wine climates.
Explore Washington's Wine Regions