Napa Valley Weather
Current conditions and forecast for Napa, CA
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Updated
17 mins ago
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About Napa Valley Weather
Napa Valley enjoys a Mediterranean climate characterized by warm, dry summers and mild, wet winters. This climate is ideal for wine grape production and contributes to the region's world-renowned wine industry.
Seasonal Averages
Spring (Mar-May)
High: 68°F | Low: 45°F
Bud break and flowering in vineyards
Summer (Jun-Aug)
High: 82°F | Low: 52°F
Dry season with morning fog
Fall (Sep-Nov)
High: 76°F | Low: 48°F
Harvest season begins
Winter (Dec-Feb)
High: 57°F | Low: 38°F
Rainy season, vineyard dormancy