S
M
T
W
T
F
S
28
86°
64°
29
95°
77°
30
95°
79°
1
95°
79°
2
97°
79°
3
93°
70°
4
88°
70°
5
73°
68°
6
77°
70°
7
82°
68°
8
91°
66°
9
90°
72°
10
81°
72°
11
81°
72°
12
84°
68°
13
91°
66°
14
94°
72°
15
94°
74°
16
91°
72°
17
86°
72°
18
89°
72°
19
80°
66°
20
83°
64°
21
79°
63°
22
75°
59°
23
74°
59°
24
80°
63°
25
79°
62°
26
82°
65°
27
84°
64°
28
83°
63°
29
77°
61°
30
77°
61°
31
79°
66°
1
83°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in New Chicago
New Chicago's July 2026 forecast shows daily high temperatures ranging from 74° to 94°, with overnight lows between 59° and 74°. The average high for July is 83° with an average low of 66°. 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 New Chicago. See also: August | September | October.