Search results
In Napa, the summers are long, warm, arid, and mostly clear and the winters are short, cold, wet, and partly cloudy. Over the course of the year, the temperature typically varies from 39°F to 83°F and is rarely below 30°F or above 92°F.
The yearly temperature in Napa Valley ranges significantly, from cool winters averaging around 9°C (48°F) to warm summers with average highs around 21°C (70°F). Winter months see about 6 to 7 hours of sunshine per day, which doubles to around 12 hours daily by summer, supporting both leisure and vineyard activities.
In Napa, the climate is warm and temperate. The winters are rainier than the summers in Napa. The climate here is classified as Csc by the Köppen-Geiger. The temperature in this location is approximately 15.0 °C | 59.0 °F, as determined by statistical analysis.
Plan your visit with detailed insights on the climate in Napa (CA) by month. Get accurate forecasts for Napa temperature & weather by month, days, & hours.
Climate Graph Napa and averages California. A Climate Chart and information about the temperature and precipitation
See historical weather data for Napa. Climate charts Hourly simulations High resolution
Welcome to the Napa climate guide, which shows average weather for Napa, California, United States. Check maximum temperature, the number of days with rainfall and daily hours of sunshine for each month of the year. Napa climate guide: quick links. Napa temperature. Napa rainfall. Napa sunshine hours. Maximum temperature (°C) in Napa. 13. 16. 17.
