S
M
T
W
T
F
S
28
83°
54°
29
86°
59°
30
90°
60°
1
91°
56°
2
91°
59°
3
95°
62°
4
97°
64°
5
96°
61°
6
93°
58°
7
93°
59°
8
96°
62°
9
98°
63°
10
99°
62°
11
97°
63°
12
98°
63°
13
99°
65°
14
95°
61°
15
95°
64°
16
92°
62°
17
98°
63°
18
98°
63°
19
97°
65°
20
98°
65°
21
97°
64°
22
96°
64°
23
94°
61°
24
93°
60°
25
93°
60°
26
94°
59°
27
94°
61°
28
97°
65°
29
99°
64°
30
100°
65°
31
100°
66°
1
99°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in La Grange
La Grange's July 2026 forecast shows daily high temperatures ranging from 91° to 100°, with overnight lows between 56° and 66°. The average high for July is 96° with an average low of 62°. 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 La Grange. See also: August | September | October.