S
M
T
W
T
F
S
29
62°
37°
30
80°
38°
31
71°
38°
1
39°
33°
2
66°
33°
3
57°
42°
4
55°
34°
5
51°
34°
6
49°
24°
7
42°
31°
8
64°
45°
9
52°
41°
10
52°
45°
11
57°
47°
12
60°
46°
13
61°
44°
14
58°
37°
15
56°
40°
16
59°
37°
17
51°
38°
18
61°
41°
19
64°
45°
20
67°
47°
21
67°
47°
22
68°
48°
23
68°
48°
24
69°
47°
25
68°
43°
26
61°
35°
27
54°
35°
28
57°
43°
29
57°
41°
30
58°
39°
1
59°
42°
2
64°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in McHenry
McHenry's April 2026 forecast shows daily high temperatures ranging from 42° to 69°, with overnight lows between 24° and 48°. The average high for April is 59° with an average low of 41°. 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 McHenry. See also: May | June | July.
