S
M
T
W
T
F
S
28
86°
72°
29
90°
71°
30
91°
72°
1
90°
73°
2
91°
71°
3
91°
72°
4
90°
73°
5
92°
73°
6
92°
72°
7
88°
70°
8
89°
71°
9
90°
70°
10
92°
72°
11
92°
74°
12
91°
73°
13
91°
73°
14
88°
70°
15
88°
70°
16
92°
71°
17
92°
70°
18
91°
70°
19
92°
73°
20
93°
74°
21
92°
73°
22
92°
72°
23
88°
72°
24
88°
71°
25
89°
70°
26
89°
73°
27
91°
75°
28
93°
74°
29
92°
74°
30
92°
73°
31
91°
74°
1
92°
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 86° to 93°, with overnight lows between 70° and 75°. The average high for July is 91° with an average low of 72°. 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.