S
M
T
W
T
F
S
31
73°
61°
1
77°
59°
2
86°
59°
3
77°
61°
4
79°
54°
5
77°
61°
6
90°
59°
7
91°
68°
8
75°
61°
9
91°
57°
10
72°
54°
11
66°
52°
12
70°
52°
13
61°
46°
14
72°
43°
15
73°
50°
16
72°
46°
17
68°
52°
18
70°
50°
19
68°
52°
20
73°
46°
21
72°
52°
22
73°
55°
23
73°
55°
24
69°
53°
25
74°
57°
26
72°
57°
27
75°
64°
28
81°
62°
29
79°
58°
30
83°
62°
1
82°
61°
2
83°
62°
3
83°
65°
4
85°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in McHenry
McHenry's June 2026 forecast shows daily high temperatures ranging from 69° to 85°, with overnight lows between 53° and 65°. The average high for June is 78° with an average low of 60°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how June weather will actually feel in McHenry. See also: July | August | September.