S
M
T
W
T
F
S
29
57°
20°
30
72°
36°
31
80°
58°
1
78°
47°
2
47°
41°
3
63°
41°
4
71°
45°
5
57°
42°
6
54°
36°
7
47°
23°
8
52°
26°
9
55°
35°
10
70°
48°
11
61°
33°
12
61°
45°
13
72°
58°
14
76°
55°
15
66°
46°
16
62°
45°
17
59°
47°
18
65°
49°
19
67°
44°
20
60°
40°
21
65°
45°
22
65°
47°
23
64°
47°
24
66°
45°
25
67°
39°
26
57°
41°
27
56°
39°
28
59°
39°
29
58°
38°
30
57°
38°
1
59°
41°
2
60°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Willow Brook
Willow Brook's April 2026 forecast shows daily high temperatures ranging from 47° to 76°, with overnight lows between 23° and 58°. The average high for April is 62° with an average low of 42°. 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 Willow Brook. See also: May | June | July.
