Monthly Historical AveragesBrentwood, CA
Average Temperature
High
21°
Feels 21
Low
11°
Feels 11
Average Precipitation
2 Days
6.6mm
0cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastMonday, April 13, 2026
Day
17°Feels 17
Wind
21 km/h W
Gust
31 km/h
Humidity
42%
P.O.P
30%
Night
10°Feels 10
Wind
18 km/h W
Gust
27 km/h
Humidity
89%
P.O.P
0%
Historical AveragesApr 13
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity