S
M
T
W
T
F
S
28
91°
72°
29
91°
72°
30
92°
72°
1
90°
79°
2
90°
73°
3
91°
75°
4
93°
75°
5
93°
74°
6
88°
75°
7
88°
75°
8
89°
74°
9
90°
74°
10
91°
75°
11
93°
74°
12
94°
75°
13
95°
76°
14
94°
75°
15
93°
75°
16
90°
74°
17
90°
74°
18
91°
73°
19
90°
75°
20
90°
74°
21
89°
73°
22
89°
73°
23
90°
74°
24
90°
73°
25
91°
73°
26
91°
74°
27
94°
72°
28
93°
73°
29
92°
73°
30
91°
72°
31
90°
72°
1
91°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Forest Park
Forest Park's July 2026 forecast shows daily high temperatures ranging from 88° to 95°, with overnight lows between 72° and 79°. The average high for July is 91° with an average low of 74°. 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 Forest Park. See also: August | September | October.