Live Weather & Forecast
Weather in Vallejo
California, United States · Real-time conditions & 3-day outlook
11°C
Feels like 11°C
51°F / Feels 52°F
Overcast
Vallejo, California
🌙 Nighttime
Updated: 2026-04-13 03:30
Humidity
92%
Wind
3.6 km/h WNW
Wind Gust
4 km/h
Pressure
1018 mb
Visibility
16 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
100%
Dew Point
6.8°C
Wind Degree
286°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
188.9 μg/m³
NO₂
7.3 μg/m³
O₃
67 μg/m³
SO₂
2.9 μg/m³
PM 2.5
6.9 μg/m³
PM 10
9 μg/m³
Today's Hourly Forecast
24-hour breakdown for Vallejo, California
12 AM
11°
Clear
1 AM
10°
Clear
2 AM
10°
Clear
3 AM
11°
Overcast
4 AM
9°
Clear
5 AM
9°
Clear
6 AM
8°
Clear
7 AM
9°
Sunny
8 AM
11°
Cloudy
9 AM
12°
Cloudy
10 AM
13°
Partly Cloudy
11 AM
14°
Sunny
12 PM
15°
Sunny
1 PM
16°
Sunny
2 PM
17°
Sunny
3 PM
17°
Sunny
4 PM
16°
Partly Cloudy
5 PM
17°
Cloudy
6 PM
16°
Sunny
7 PM
15°
Sunny
8 PM
13°
Clear
9 PM
12°
Clear
10 PM
11°
Clear
11 PM
10°
Clear
3-Day Forecast
Daily overview for Vallejo, California
Today
Sunny
18°
/
8°
🌧️ 0% chance of rain
💧 Avg. humidity: 77%
💨 Max wind: 15.5 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.3
🌅 Sunrise: 06:36 AM
🌇 Sunset: 07:44 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Mist
19°
/
8°
🌧️ 0% chance of rain
💧 Avg. humidity: 84%
💨 Max wind: 14 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.6
🌅 Sunrise: 06:34 AM
🌇 Sunset: 07:45 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Wed, Apr 15
Cloudy
16°
/
8°
🌧️ 0% chance of rain
💧 Avg. humidity: 80%
💨 Max wind: 18.7 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.5
🌅 Sunrise: 06:33 AM
🌇 Sunset: 07:46 PM
🌙 Waning Crescent
🌑 Moon: 8% lit
Best Time to Visit Vallejo
Plan your trip to Vallejo, United States around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Vallejo?
Current conditions in Vallejo: Overcast, temperature 11°C, humidity 92%.
What is the best time to visit Vallejo?
The best time to visit Vallejo is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Vallejo?
Vallejo is located at approximately 38.1° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Vallejo?
The wettest period in Vallejo is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Vallejo?
For visits to Vallejo during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Vallejo in?
Vallejo is located in United States, in the state of California.
What are the public holidays in Vallejo in 2026?
View the 2026 public holidays for Vallejo on our Holidays page.
What are the GPS coordinates used for the weather forecast in Vallejo?
The weather forecast for Vallejo uses coordinates 38.1041, -122.2566.