Napa 7-day weather forecast

Written by:
September 29, 2025
ESOlex // Shutterstock

Napa 7-day weather forecast

Stacker created the forecast for Napa, California using data from OpenWeather. This week's high is 90 °F on Tuesday, while the low is 49 °F on Friday. There are expected to be 6 sunny days and precipitation on 0 days this week.

There are currently no weather alerts.

Monday, October 6

- High of 84 °F, low of 55 °F (17% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (5 UV index)
- Light breeze (5 mph wind)
- Sunrise at 7:09 AM, sunset at 6:44 PM
- Full moon
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1 / 6
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Tuesday, October 7

- High of 90 °F, low of 62 °F (14% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (5 UV index)
- Light breeze (6 mph wind)
- Sunrise at 7:10 AM, sunset at 6:42 PM
2 / 6
Stepan Bessmelnitsin // Shutterstock

Wednesday, October 8

- High of 80 °F, low of 57 °F (29% humidity)
- Partly cloudy with a 0% chance of rain
- High risk of harm from sun exposure (5 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 7:11 AM, sunset at 6:41 PM
3 / 6
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Thursday, October 9

- High of 72 °F, low of 51 °F (49% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (5 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 7:12 AM, sunset at 6:39 PM
4 / 6
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Friday, October 10

- High of 71 °F, low of 49 °F (52% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 7:13 AM, sunset at 6:38 PM
5 / 6
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Saturday, October 11

- High of 75 °F, low of 51 °F (44% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Light breeze (6 mph wind)
- Sunrise at 7:14 AM, sunset at 6:36 PM
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6 / 6
LeManna // Shutterstock

Sunday, October 12

- High of 78 °F, low of 55 °F (27% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 7:15 AM, sunset at 6:35 PM

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