Weather in Napa, California
Thursday 12 November 2026 | 19:58
17°
Overcast
Feels like 16°
- High
- 21°
- Low
- 8°
- Humidity
- 73%
- Wind
- 12 km/h
Napa: the next 12 hours at a glance
- Small chance of a shower (26% around 04:00).
- Up to 15° around 01:00.
- Best time to go out: around 19:00 (14°).
Temperature and rain / Napa
The coming days
High
21°
Low
4°
Average high
15.3°
Average low
7.6°
Total rain
102.4 mm
Average rain
6.8 mm
Air quality - Napa
Particles and ozone
Good
5.90 µg/m³
0-1212-3535-5555+
The air is clean: enjoy the outdoors.
PM108.50µg/m³
Ozone75µg/m³
Data updated hourly
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Frequently asked questions
Quick answers about the weather in Napa
Tomorrow in Napa, expect Moderate rain 🌧️, with:\n\n- High of 15°\n- Low of 9°
Need more information?
Our data is updated regularly to give you the most reliable forecast.
Last updated: 2026-11-13