S
M
T
W
T
F
S
28
84°
68°
29
92°
69°
30
94°
70°
1
96°
71°
2
97°
72°
3
95°
69°
4
91°
68°
5
86°
68°
6
85°
69°
7
88°
66°
8
86°
63°
9
81°
64°
10
89°
68°
11
89°
68°
12
87°
67°
13
88°
67°
14
88°
68°
15
86°
68°
16
83°
67°
17
89°
68°
18
89°
69°
19
88°
69°
20
87°
68°
21
86°
69°
22
87°
69°
23
89°
70°
24
86°
69°
25
84°
68°
26
84°
69°
27
89°
69°
28
89°
70°
29
90°
69°
30
89°
68°
31
86°
67°
1
85°
68°
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 81° to 97°, with overnight lows between 63° and 72°. The average high for July is 88° with an average low of 68°. 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.