Live Weather & Forecast
Weather in Brentwood
California, United States · Real-time conditions & 3-day outlook
13°C
Feels like 11°C
55°F / Feels 51°F
Patchy light rain
Brentwood, California
🌞 Daytime
Updated: 2026-04-12 09:30
Humidity
77%
Wind
22.3 km/h SSW
Wind Gust
29.6 km/h
Pressure
1011 mb
Visibility
16 km
UV Index
0.7
(Low)
Precipitation
1.27 mm
Cloud Cover
25%
Dew Point
7.9°C
Wind Degree
200°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
148.9 μg/m³
NO₂
3.2 μg/m³
O₃
88 μg/m³
SO₂
1.7 μg/m³
PM 2.5
5.7 μg/m³
PM 10
7.8 μg/m³
Today's Hourly Forecast
24-hour breakdown for Brentwood, California
12 AM
11°
Clear
1 AM
10°
Clear
2 AM
10°
Clear
3 AM
10°
Patchy rain nearby
4 AM
10°
Patchy rain nearby
5 AM
10°
Patchy rain nearby
6 AM
10°
Light drizzle
7 AM
10°
Patchy light drizzle
8 AM
11°
Sunny
9 AM
13°
Patchy light rain
10 AM
12°
Moderate rain at times
11 AM
12°
Patchy rain nearby
12 PM
12°
Patchy rain nearby
1 PM
13°
Patchy light rain
2 PM
14°
Patchy rain nearby
3 PM
15°
Partly Cloudy
4 PM
14°
Partly Cloudy
5 PM
14°
Cloudy
6 PM
13°
Partly Cloudy
7 PM
12°
Sunny
8 PM
11°
Partly Cloudy
9 PM
10°
Clear
10 PM
10°
Partly Cloudy
11 PM
9°
Partly Cloudy
3-Day Forecast
Daily overview for Brentwood, California
Today
Moderate rain
15°
/
9°
🌧️ 89% chance of rain
💧 Avg. humidity: 77%
💨 Max wind: 28.1 km/h
🌧️ Total precip: 7.41 mm
☀️ UV Index: 1
🌅 Sunrise: 06:35 AM
🌇 Sunset: 07:40 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Partly Cloudy
18°
/
6°
🌧️ 0% chance of rain
💧 Avg. humidity: 77%
💨 Max wind: 14 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.4
🌅 Sunrise: 06:33 AM
🌇 Sunset: 07:41 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Mist
18°
/
7°
🌧️ 0% chance of rain
💧 Avg. humidity: 79%
💨 Max wind: 11.2 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.6
🌅 Sunrise: 06:32 AM
🌇 Sunset: 07:42 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Best Time to Visit Brentwood
Plan your trip to Brentwood, 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 Brentwood?
Current conditions in Brentwood: Patchy light rain, temperature 13°C, humidity 77%.
What is the best time to visit Brentwood?
The best time to visit Brentwood is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Brentwood?
Brentwood is located at approximately 37.9° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Brentwood?
The wettest period in Brentwood is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Brentwood?
For visits to Brentwood during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Brentwood in?
Brentwood is located in United States, in the state of California.
What are the public holidays in Brentwood in 2026?
View the 2026 public holidays for Brentwood on our Holidays page.
What are the GPS coordinates used for the weather forecast in Brentwood?
The weather forecast for Brentwood uses coordinates 37.9318, -121.696.