S
M
T
W
T
F
S
28
94°
75°
29
95°
75°
30
96°
78°
1
96°
79°
2
98°
77°
3
96°
78°
4
98°
74°
5
97°
73°
6
95°
74°
7
94°
73°
8
93°
75°
9
92°
74°
10
94°
73°
11
93°
74°
12
90°
73°
13
89°
72°
14
91°
71°
15
90°
72°
16
87°
70°
17
92°
69°
18
91°
74°
19
92°
74°
20
92°
73°
21
91°
74°
22
88°
74°
23
91°
73°
24
92°
74°
25
92°
74°
26
92°
73°
27
91°
75°
28
92°
74°
29
90°
73°
30
91°
74°
31
90°
74°
1
91°
73°
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 87° to 98°, with overnight lows between 69° and 78°. The average high for July is 92° with an average low of 73°. 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.