Monthly Historical AveragesBrentwood, CA
Average Temperature
High
20°
Feels 19
Low
8°
Feels 7
Average Precipitation
7 Days
49.7mm
0cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, March 22, 2026
Day
29°Feels 29
Wind
11 km/h W
Gust
17 km/h
Humidity
27%
P.O.P
20%
Night
13°Feels 13
Wind
8 km/h SW
Gust
12 km/h
Humidity
70%
P.O.P
20%
Historical AveragesMar 22
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity