Napa, California hourly weather forecast
Sunday 15 November 2026 | 06:57
12°
Overcast
Feels like 12°
- High
- 16°
- Low
- 11°
- Humidity
- 89%
- Wind
- 8 km/h
Hourly forecast / Napa
Conditions hour by hour
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Chance of rain
Wind speed
Humidity
Temperature and rain / Napa
The coming days
High
18°
Low
6°
Average high
15.9°
Average low
8.9°
Total rain
108.8 mm
Average rain
7.3 mm
Air quality - Napa
Particles and ozone
Good
8.20 µg/m³
0-1212-3535-5555+
The air is clean: enjoy the outdoors.
PM1012.70µg/m³
Ozone68µg/m³
Data updated hourly
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Frequently asked questions
Quick answers about the weather in Napa
Tomorrow in Napa, expect Broken clouds ☁️, with:\n\n- High of 16°\n- Low of 9°
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Our data is updated regularly to give you the most reliable forecast.
Last updated: 2026-11-15