S
M
T
W
T
F
S
28
82°
66°
29
86°
67°
30
88°
66°
1
89°
65°
2
87°
66°
3
87°
66°
4
86°
67°
5
87°
62°
6
89°
59°
7
84°
61°
8
78°
64°
9
80°
66°
10
82°
67°
11
88°
67°
12
86°
66°
13
86°
68°
14
87°
66°
15
85°
65°
16
82°
60°
17
83°
58°
18
79°
58°
19
78°
57°
20
78°
57°
21
80°
59°
22
81°
62°
23
80°
61°
24
82°
62°
25
85°
63°
26
85°
65°
27
86°
67°
28
84°
65°
29
86°
58°
30
78°
57°
31
Hist. Avg.
83°
64°
1
Hist. Avg.
83°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
July Weather in West Chicago
West Chicago's July 2026 forecast shows daily high temperatures ranging from 78° to 89°, with overnight lows between 57° and 68°. The average high for July is 84° with an average low of 63°. 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 West Chicago. See also: August | September | October.
