S
M
T
W
T
F
S
29
63°
36°
30
80°
44°
31
70°
38°
1
39°
35°
2
70°
37°
3
62°
39°
4
53°
40°
5
53°
37°
6
51°
32°
7
37°
28°
8
71°
35°
9
69°
43°
10
54°
36°
11
55°
32°
12
81°
55°
13
78°
62°
14
81°
56°
15
72°
60°
16
73°
48°
17
83°
47°
18
54°
38°
19
53°
34°
20
56°
49°
21
74°
44°
22
61°
46°
23
73°
58°
24
73°
53°
25
60°
42°
26
51°
43°
27
53°
42°
28
57°
43°
29
58°
43°
30
64°
44°
1
62°
44°
2
58°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Riverwoods
Riverwoods's April 2026 forecast shows daily high temperatures ranging from 51° to 83°, with overnight lows between 34° and 58°. The average high for April is 62° with an average low of 45°. 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 Riverwoods. See also: May | June | July.