National Weather Service Forecast for: Brentwood CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 1:36 pm PDT Jul 12, 2026
 
This
Afternoon
This Afternoon: Isolated showers before 3pm. Partly sunny, with a high near 93. West northwest wind around 6 mph. Chance of precipitation is 20%.
Isolated
Showers
 Tonight

Tonight: Mostly cloudy, with a low around 67. West wind around 5 mph becoming calm in the evening.
Mostly Cloudy
 Monday

Monday: Partly sunny and hot, with a high near 99. Calm wind becoming west northwest 5 to 8 mph in the afternoon.
Hot
 Monday
Night
Monday Night: Mostly cloudy, then gradually becoming clear, with a low around 70. West wind 5 to 7 mph becoming calm in the evening.
Decreasing
Clouds
 Tuesday

Tuesday: Sunny and hot, with a high near 101. Light west southwest wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.
Hot
 Tuesday
Night
Tuesday Night: Clear, with a low around 67.
Clear
 Wednesday

Wednesday: Sunny and hot, with a high near 99.
Hot
 Wednesday
Night
Wednesday Night: Clear, with a low around 62.
Clear
 Thursday

Thursday: Sunny, with a high near 93.
Sunny
Hi 93 °F Lo 67 °F Hi 99 °F Lo 70 °F Hi 101 °F Lo 67 °F Hi 99 °F Lo 62 °F Hi 93 °F

 

This Afternoon
 
 Isolated showers before 3pm. Partly sunny, with a high near 93. West northwest wind around 6 mph. Chance of precipitation is 20%.
Tonight
 
 Mostly cloudy, with a low around 67. West wind around 5 mph becoming calm in the evening.
Monday
 
 Partly sunny and hot, with a high near 99. Calm wind becoming west northwest 5 to 8 mph in the afternoon.
Monday Night
 
 Mostly cloudy, then gradually becoming clear, with a low around 70. West wind 5 to 7 mph becoming calm in the evening.
Tuesday
 
 Sunny and hot, with a high near 101. Light west southwest wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.
Tuesday Night
 
 Clear, with a low around 67.
Wednesday
 
 Sunny and hot, with a high near 99.
Wednesday Night
 
 Clear, with a low around 62.
Thursday
 
 Sunny, with a high near 93.
Thursday Night
 
 Mostly clear, with a low around 60.
Friday
 
 Sunny, with a high near 92.
Friday Night
 
 Mostly clear, with a low around 62.
Saturday
 
 Mostly sunny, with a high near 90.

 

Forecast from NOAA-NWS for Brentwood CA.