Napa 7-day weather forecast

Written by:
March 23, 2026
ESOlex // Shutterstock

Napa 7-day weather forecast

created the forecast for Napa, California using data from . This week's high is 88 掳F on Wednesday, while the low is 46 掳F on Sunday. There are expected to be 6 sunny days and precipitation on 0 days this week.

There are currently no weather alerts.

Monday, June 1

- High of 87 掳F, low of 55 掳F (25% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 5:47 AM, sunset at 8:26 PM
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1 / 6
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Tuesday, June 2

- High of 82 掳F, low of 52 掳F (33% humidity)
- Partly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Light breeze (6 mph wind)
- Sunrise at 5:47 AM, sunset at 8:27 PM
2 / 6
GP PIXSTOCK // Shutterstock

Wednesday, June 3

- High of 88 掳F, low of 52 掳F (21% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 5:46 AM, sunset at 8:28 PM
3 / 6
afoto6267 // Shutterstock

Thursday, June 4

- High of 84 掳F, low of 54 掳F (34% 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 5:46 AM, sunset at 8:28 PM
4 / 6
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Friday, June 5

- High of 84 掳F, low of 52 掳F (32% 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 5:46 AM, sunset at 8:29 PM
5 / 6
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Saturday, June 6

- High of 78 掳F, low of 48 掳F (26% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 5:46 AM, sunset at 8:29 PM
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6 / 6
New Africa // Shutterstock

Sunday, June 7

- High of 80 掳F, low of 46 掳F (24% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 5:45 AM, sunset at 8:30 PM

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