Brentwood, CA Weather


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The most pleasant months of the year for Brentwood are October, May and April. In Brentwood, there are 3 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for Brentwood with an average high temperature of 90.8°, which ranks it as about average compared to other places in California. Any measurable snowfall is a rare occurance in Brentwood. There are few days during the summer when the humidity becomes unpleasant.

Today's Weather - Brentwood, CA

11 PM PST

Mostly Clear

55°F

7 DAY FORECASTDESCRIPTIONHIGH/LOWWIND
TonightMostly Clear50° / 70°WSW 10 mph
Thursday NightMostly Cloudy54° / 70°WSW 3 to 15 mph
Friday NightMostly Clear49° / 73°W 9 to 18 mph
Saturday NightMostly Clear50° / 75°WSW 9 to 14 mph
Sunday NightClear50° / 75°WSW 9 to 14 mph
Monday NightClear49° / 77°WSW 8 to 15 mph
Tuesday NightMostly Clear49° / 74°WSW 13 mph

Weather Highlights

Summer High: the July high is around 91 degrees
Winter Low: the January low is 40
Rain: averages 15 inches of rain a year
Snow: averages 0 inches of snow a year


BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for the Brentwood area is 8.9 (10=best), which means it is more comfortable than most places in California.

8.9 / 10

A higher score indicates a more comfortable year-round climate. The US average for the comfort index is 7.8. Our index is based on the total number of days annually within the comfort range of 70-80 degrees, and we also applied a penalty for days of excessive humidity.


Average Monthly High and Low (°F)
HighLow
January55° 40°
February61° 43°
March66° 46°
April72° 49°
May79° 54°
June86° 58°
July91° 60°
August90° 60°
September86° 58°
October77° 53°
November65° 46°
December55° 40°
Hot, Freezing, Rainy, Snowy Days: Brentwood
Hot
Days
Freezing
Days
Rainy
Days
Snowy
Days
January04110
February01100
March0090
April1050
May4030
June9010
July17000
August15000
September10010
October2020
November0060
December03100

YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

Reviews for Brentwood
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Brentwood, 50 miles east of San Francisco, has a great climate. We are in a valley, east of Mount Diablo. We get a few weeks of pretty hot days - 100+, but the rest of  More

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Over 14 years ago

I love living in Brentwood. Our city planners and workers have done an excellent job in creating a beautiful city filled with trees, parks, well- planned communities,  More

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We moved to a new “Active Adults” (over 55) housing development in Brentwood about 6 years ago. The location is great if you like to fish, go pleasure-boating, or water  More

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