S
M
T
W
T
F
S
28
89°
70°
29
92°
74°
30
92°
74°
1
93°
72°
2
94°
74°
3
94°
69°
4
89°
70°
5
86°
70°
6
85°
65°
7
83°
67°
8
87°
67°
9
88°
70°
10
89°
68°
11
84°
66°
12
85°
65°
13
85°
67°
14
86°
66°
15
87°
66°
16
88°
65°
17
83°
62°
18
84°
63°
19
85°
68°
20
86°
68°
21
86°
67°
22
84°
68°
23
87°
69°
24
89°
69°
25
89°
68°
26
88°
69°
27
89°
69°
28
90°
68°
29
90°
70°
30
91°
69°
31
89°
69°
1
84°
67°
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 83° to 94°, with overnight lows between 62° and 70°. The average high for July is 87° with an average low of 67°. 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.