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7 Days
14 Days
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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Brentwood, CA
Content continues below
May
Average Temperature
High
26°
Feels 26
Low
12°
Feels 11
Average Precipitation
3 Days
Rain amount
9.9mm
Snow amount
0cm
Content continues below
Daily Historical Averages
May 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
27°
8
26°
9
30°
10
30°
11
35°
12
35°
13
31°
14
30°
15
21°
16
18°
17
20°
18
22°
19
22°
20
23°
21
28°
22
23
24
25
26
27
28
29
30
31
Forecast
Thursday, May 7, 2026
Day
27°
Feels 27
Wind
14 km/h SW
Gust
21 km/h
Humidity
37%
P.O.P
0%
Night
10°
Feels 10
Wind
15 km/h SW
Gust
22 km/h
Humidity
95%
P.O.P
10%
Historical Averages
May 7
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.