S
M
T
W
T
F
S
29
57°
28°
30
48°
30°
31
34°
25°
1
32°
25°
2
32°
28°
3
32°
28°
4
41°
28°
5
41°
27°
6
30°
19°
7
36°
19°
8
43°
30°
9
39°
27°
10
53°
36°
11
45°
43°
12
53°
36°
13
49°
31°
14
55°
36°
15
64°
36°
16
57°
31°
17
50°
34°
18
53°
37°
19
55°
36°
20
53°
34°
21
55°
36°
22
56°
32°
23
49°
34°
24
47°
35°
25
49°
32°
26
51°
36°
27
53°
40°
28
55°
40°
29
52°
39°
30
52°
38°
1
51°
40°
2
53°
38°
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 39° to 64°, with overnight lows between 27° and 43°. The average high for April is 52° with an average low of 36°. 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.
