Vallejo Weather Conditions
Current Temperature Level
Vallejo Weather Conditions
Current Temperature Level
Last Updated: 2026-08-16 23:00 (Local Time)
Overcast
Fully overcast skies with a high of 18 °C. Humidity will be 75%, and winds at 25.9 km/h.25°C / 13°C
Sunrise
06:25 AM13hrs 36min
Sunset
08:01 PMAugustWeather Overview
No. of days:
Sunny
25
Cloudy
0
Rainy
4
Snowy
0
The monthly weather averages in Vallejo consist of 25 sunny days, 0 cloudy days, 4 rainy days, and 0 snowy days.
United States's Hottest Cities - August 2026
1.
Park Village, California
38 °C
Clear
14%
0
30.6 kmph / SSW
2.
Fountain Hills, Arizona
36 °C
Clear
18%
0
9 kmph / NE
3.
Fort McDowell, Arizona
36 °C
Clear
18%
0
9 kmph / NE
4.
Westmorland, California
36 °C
Clear
24%
0
32.8 kmph / W
5.
Brawley, California
36 °C
Clear
24%
0
32.8 kmph / W
6.
El Centro, California
36 °C
Clear
23%
0
29.9 kmph / WNW
7.
Calexico, California
35 °C
Clear
24%
0
29.9 kmph / WNW
8.
Casa Grande, Arizona
35 °C
Clear
19%
0
4.7 kmph / NE
9.
Indio, California
35 °C
Dust haze
22%
0
34.9 kmph / W
10.
Guadalupe, Arizona
35 °C
Clear
21%
0
10.1 kmph / NNE
Last Updated: 17 Aug 2026, 06:29 AM
City Weather RankingsFAQs About Vallejo Weather Conditions
1. What is the current temperature in Vallejo today - 16 August 2026?
1. What is the current temperature in Vallejo today - 16 August 2026?
The current temperature in Vallejo is 15°C, with a feels-like temperature of 11°C. Today's forecast shows a high of 25°C and a low of 13°C, giving a 12 degree swing through the day as of 11:00 PM 16 August 2026.
2. What are the current weather parameters in Vallejo today?
2. What are the current weather parameters in Vallejo today?
Here is a complete overview of Vallejo's current weather conditions as of 11:00 PM 16 August 2026: Condition : Overcast Temperature : 15°C Cool (Feels like 11°C) Humidity : 89% Wind Speed : 25.9 km/h from SSW (206 degrees), Gust 10.2 m/s UV Index : 0 (Low Air Pressure : 1011 mb Cloud Cover : 100% Visibility : 10 km Precipitation : 0 mm (13% chance of rain)
3. What is the 10-day weather forecast for Vallejo from 11:00 PM 16 August 2026?
3. What is the 10-day weather forecast for Vallejo from 11:00 PM 16 August 2026?
From 11:00 PM 16 August 2026, Vallejo's 10-day forecast shows this trend: Today (Aug. 16) : Temp. 18°C, Hum. 75% and Overcast condition. Monday (Aug. 17) : Temp. 11°C, Hum. 69% and Patchy rain nearby condition. Tuesday (Aug. 18) : Temp. 11°C, Hum. 62% and Patchy rain nearby condition. Wednesday (Aug. 19) : Temp. 11°C, Hum. 63% and Patchy rain nearby condition. Thursday (Aug. 20) : Temp. 13°C, Hum. 82% and Patchy rain nearby condition. Friday (Aug. 21) : Temp. 13°C, Hum. 83% and Patchy rain nearby condition. Saturday (Aug. 22) : Temp. 11°C, Hum. 62% and Patchy rain nearby condition. Sunday (Aug. 23) : Temp. 12°C, Hum. 65% and Patchy rain nearby condition. Monday (Aug. 24) : Temp. 19°C, Hum. 67% and Rain Possible condition. Tuesday (Aug. 25) : Temp. 19°C, Hum. 65% and Sunny condition.
4. Will it rain in Vallejo today?
4. Will it rain in Vallejo today?
As of 11:00 PM 16 August 2026, there is a 29% chance of rainfall in Vallejo later today around 2026-08-16 23:00. Current precipitation is 0 mm. Residents are advised to carry an umbrella before heading out.
5. What is the monthly weather forecast for Vallejo in August 2026?
5. What is the monthly weather forecast for Vallejo in August 2026?
August 2026 in Vallejo is forecast to have 25 sunny days, 4 rainy days, 0 cloudy days, and 0 snowy days. Temperatures for the month range from lows around 13°C to highs of 34°C.
6. How does the weather in Vallejo affect air quality?
6. How does the weather in Vallejo affect air quality?
Weather directly impacts air quality in Vallejo. Calm winds, high humidity, fog, and high pressure trap pollutants near the ground, worsening AQI. Strong winds, rainfall, and low pressure help disperse them. Rising temperatures and UV levels intensify ozone and smog formation, while poor visibility signals elevated particulate matter. Monitoring weather alongside AQI gives the clearest picture of outdoor safety.



