Napa 7-day weather forecast

Written by:
June 30, 2025
ESOlex // Shutterstock

Napa 7-day weather forecast

Stacker created the forecast for Napa, California using data from OpenWeather. This week's high is 89 °F on Wednesday, while the low is 51 °F on Tuesday. There are expected to be 7 sunny days and precipitation on 0 days this week.

There are currently no weather alerts.

Monday, June 30

- High of 84 °F, low of 55 °F (28% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (11 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 5:48 AM, sunset at 8:36 PM
1 / 6
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Tuesday, July 1

- High of 87 °F, low of 51 °F (29% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 5:49 AM, sunset at 8:36 PM
2 / 6
Piyawat Nandeenopparit // Shutterstock

Wednesday, July 2

- High of 89 °F, low of 53 °F (32% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Light breeze (7 mph wind)
- Sunrise at 5:49 AM, sunset at 8:36 PM
- First quarter moon
3 / 6
liseykina // Shutterstock

Thursday, July 3

- High of 86 °F, low of 53 °F (28% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (11 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 5:50 AM, sunset at 8:36 PM
4 / 6
LeManna // Shutterstock

Friday, July 4

- High of 77 °F, low of 51 °F (37% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (11 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 5:50 AM, sunset at 8:36 PM
5 / 6
New Africa // Shutterstock

Saturday, July 5

- High of 86 °F, low of 52 °F (29% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (11 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 5:51 AM, sunset at 8:35 PM
6 / 6
cooperr // Shutterstock

Sunday, July 6

- High of 81 °F, low of 52 °F (31% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (11 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 5:51 AM, sunset at 8:35 PM

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