S
M
T
W
T
F
S
28
82°
66°
29
87°
62°
30
89°
67°
1
96°
73°
2
101°
78°
3
101°
74°
4
99°
71°
5
88°
71°
6
75°
66°
7
74°
64°
8
85°
62°
9
79°
69°
10
80°
71°
11
81°
70°
12
83°
66°
13
85°
65°
14
90°
67°
15
96°
74°
16
91°
70°
17
86°
65°
18
81°
65°
19
81°
62°
20
83°
57°
21
84°
67°
22
87°
69°
23
81°
58°
24
81°
56°
25
81°
59°
26
84°
57°
27
84°
67°
28
80°
68°
29
83°
67°
30
79°
64°
31
85°
63°
1
87°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Rosemont
Rosemont's July 2026 forecast shows daily high temperatures ranging from 79° to 87°, with overnight lows between 63° and 67°. The average high for July is 84° with an average low of 65°. 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 Rosemont. See also: August | September | October.