S
M
T
W
T
F
S
29
70°
36°
30
73°
60°
31
83°
61°
1
81°
60°
2
85°
60°
3
84°
62°
4
86°
59°
5
68°
53°
6
70°
48°
7
72°
43°
8
72°
45°
9
75°
46°
10
80°
42°
11
86°
48°
12
86°
52°
13
83°
58°
14
86°
56°
15
86°
53°
16
86°
57°
17
89°
60°
18
87°
52°
19
69°
42°
20
75°
47°
21
81°
53°
22
85°
54°
23
86°
58°
24
85°
64°
25
80°
60°
26
76°
57°
27
72°
54°
28
74°
53°
29
73°
54°
30
74°
59°
1
72°
54°
2
73°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Brentwood
Brentwood's April 2026 forecast shows daily high temperatures ranging from 69° to 89°, with overnight lows between 42° and 64°. The average high for April is 78° with an average low of 55°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how April weather will actually feel in Brentwood. See also: May | June | July.