Monthly Historical AveragesBrentwood, CA
Average Temperature
High
13°
Feels 13
Low
5°
Feels 3
Average Precipitation
8 Days
73.8mm
0.1cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastWednesday, December 24, 2025
Day
16°Feels 15
Wind
22 km/h E
Gust
33 km/h
Humidity
72%
P.O.P
40%
Rain
<1 mm
Night
12°Feels 10
Wind
26 km/h SE
Gust
39 km/h
Humidity
87%
P.O.P
100%
Rain
~5 mm
Historical AveragesDec 24
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity