Vallejo 7-day weather forecast

Written by:
September 8, 2025
ESOlex // Shutterstock

Vallejo 7-day weather forecast

Stacker created the forecast for Vallejo, California using data from OpenWeather. This week's high is 80 °F on Monday, while the low is 59 °F on Saturday. There are expected to be 4 sunny days and precipitation on 1 day this week.

There are currently no weather alerts.

Monday, September 8

- High of 80 °F, low of 61 °F (59% humidity)
- Fair with a 0% chance of rain
- Very high risk of harm from sun exposure (7 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 6:45 AM, sunset at 7:28 PM
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1 / 6
Cari Rubin Photography // Shutterstock

Tuesday, September 9

- High of 72 °F, low of 63 °F (64% humidity)
- Overcast with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 6:46 AM, sunset at 7:26 PM
2 / 6
1981 Rustic Studio kan // Shutterstock

Wednesday, September 10

- High of 73 °F, low of 62 °F (55% humidity)
- Partly cloudy with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 6:46 AM, sunset at 7:25 PM
3 / 6
LeManna // Shutterstock

Thursday, September 11

- High of 72 °F, low of 60 °F (54% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 6:47 AM, sunset at 7:23 PM
4 / 6
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Friday, September 12

- High of 72 °F, low of 60 °F (54% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 6:48 AM, sunset at 7:22 PM
5 / 6
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Saturday, September 13

- High of 76 °F, low of 59 °F (45% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 6:49 AM, sunset at 7:20 PM
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6 / 6
gillmar // Shutterstock

Sunday, September 14

- High of 75 °F, low of 61 °F (56% humidity)
- Partly cloudy with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 6:50 AM, sunset at 7:18 PM
- Last quarter moon

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