Napa 7-day weather forecast

Written by:
December 22, 2025
ESOlex // Shutterstock

Napa 7-day weather forecast

Stacker created the forecast for Napa, California using data from OpenWeather. This week's high is 61 °F on Tuesday, while the low is 45 °F on Saturday. There are expected to be 0 sunny days and rain on 7 days this week.

NWS San Francisco CA has issued a high wind watch until Wednesday at 04:00 AM and a flood watch until Tuesday at 04:00 PM.

Sunday, December 21

- High of 60 °F, low of 58 °F (96% humidity)
- Overcast with a 100% chance of rain (26 mm of rain)
- Moderate breeze (13 mph wind)
- Sunrise at 7:22 AM, sunset at 4:52 PM
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1 / 6
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Monday, December 22

- High of 58 °F, low of 54 °F (97% humidity)
- Overcast with a 100% chance of rain (16 mm of rain)
- Gentle breeze (9 mph wind)
- Sunrise at 7:23 AM, sunset at 4:52 PM
2 / 6
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Tuesday, December 23

- High of 61 °F, low of 54 °F (74% humidity)
- Overcast with a 100% chance of rain (13 mm of rain)
- Gentle breeze (11 mph wind)
- Sunrise at 7:23 AM, sunset at 4:53 PM
3 / 6
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Wednesday, December 24

- High of 58 °F, low of 48 °F (71% humidity)
- Mostly cloudy with a 100% chance of rain (19 mm of rain)
- Moderate breeze (16 mph wind)
- Sunrise at 7:23 AM, sunset at 4:53 PM
4 / 6
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Thursday, December 25

- High of 55 °F, low of 50 °F (77% humidity)
- Overcast with a 100% chance of rain (34 mm of rain)
- Fresh breeze (19 mph wind)
- Sunrise at 7:24 AM, sunset at 4:54 PM
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Andrew Lever // Shutterstock

Friday, December 26

- High of 53 °F, low of 47 °F (92% humidity)
- Overcast with a 100% chance of rain (15 mm of rain)
- Gentle breeze (11 mph wind)
- Sunrise at 7:24 AM, sunset at 4:54 PM
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6 / 6
Leszek Glasner // Shutterstock

Saturday, December 27

- High of 54 °F, low of 45 °F (71% humidity)
- Mostly cloudy with a 100% chance of rain (5 mm of rain)
- Light breeze (5 mph wind)
- Sunrise at 7:24 AM, sunset at 4:55 PM
- First quarter moon

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