S
M
T
W
T
F
S
28
78°
50°
29
72°
49°
30
74°
49°
1
78°
52°
2
80°
56°
3
81°
62°
4
80°
63°
5
80°
64°
6
85°
61°
7
87°
52°
8
86°
64°
9
87°
64°
10
Hist. Avg.
79°
58°
11
Hist. Avg.
80°
58°
12
Hist. Avg.
80°
58°
13
Hist. Avg.
80°
58°
14
Hist. Avg.
80°
58°
15
Hist. Avg.
80°
58°
16
Hist. Avg.
80°
58°
17
Hist. Avg.
80°
58°
18
Hist. Avg.
80°
58°
19
Hist. Avg.
80°
58°
20
Hist. Avg.
80°
58°
21
Hist. Avg.
80°
58°
22
Hist. Avg.
81°
58°
23
Hist. Avg.
81°
58°
24
Hist. Avg.
81°
58°
25
Hist. Avg.
81°
58°
26
Hist. Avg.
81°
58°
27
Hist. Avg.
81°
58°
28
Hist. Avg.
81°
58°
29
Hist. Avg.
81°
58°
30
Hist. Avg.
81°
58°
31
Hist. Avg.
81°
57°
1
Hist. Avg.
81°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
July Weather in McHenry
McHenry's July 2026 forecast shows daily high temperatures ranging from 72° to 87°, with overnight lows between 49° and 64°. The average high for July is 81° with an average low of 57°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in McHenry. See also: August | September | October.
