Weather in Napa in January
Napa, United States averages a high of 14.5°C (58.1°F) and low of 5.4°C (41.7°F) in January, with 9 rain days and 6.6 hours of daily sunshine. Travel score: 61.1/100 (Good). The best time to visit Napa is July.
High
15°C58°F
Low
5°C42°F
🌧️
9
rain days
☀️
6.6
hrs/day sunshine
💧
80%
humidity
61— Good
January in Napa is cool and occasionally wet — good for most activities.
What are the average temperatures in Napa?
How much does it rain in Napa in January?
Napa receives an average of 125.9mm of rainfall across 9 rainy days in January. The annual total is 608.5mm.
What should I pack for Napa in January?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Warm coat
Cool weather with highs around 15°C
🧶
Sweaters and warm layers
Layer up for comfort
🎉Visiting United States in January?
Don't miss any public holidays — check before you book!
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Data based on 1994–2024 averages · Last updated: 2024-12-31