S
M
T
W
T
F
S
26
81°
55°
27
86°
59°
28
80°
56°
29
69°
51°
30
66°
45°
1
68°
43°
2
68°
40°
3
79°
38°
4
79°
60°
5
75°
49°
6
61°
43°
7
70°
38°
8
78°
43°
9
83°
51°
10
78°
55°
11
78°
47°
12
78°
45°
13
81°
50°
14
79°
46°
15
79°
67°
16
83°
74°
17
84°
71°
18
86°
75°
19
77°
64°
20
71°
62°
21
80°
63°
22
70°
59°
23
73°
60°
24
81°
61°
25
79°
64°
26
72°
63°
27
76°
66°
28
75°
65°
29
76°
64°
30
78°
63°
31
79°
65°
1
81°
66°
2
80°
65°
3
79°
66°
4
80°
62°
5
81°
66°
6
77°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Brentwood
Brentwood's May 2026 forecast shows daily high temperatures ranging from 70° to 81°, with overnight lows between 59° and 66°. The average high for May is 77° with an average low of 64°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Brentwood. See also: June | July | August.
