S
M
T
W
T
F
S
26
82°
60°
27
85°
66°
28
79°
67°
29
78°
65°
30
82°
59°
31
85°
62°
1
82°
69°
2
80°
68°
3
75°
58°
4
81°
52°
5
86°
58°
6
85°
65°
7
81°
68°
8
85°
68°
9
82°
61°
10
83°
67°
11
75°
65°
12
75°
63°
13
77°
63°
14
81°
65°
15
79°
62°
16
83°
71°
17
78°
62°
18
79°
61°
19
79°
65°
20
79°
59°
21
81°
61°
22
77°
59°
23
74°
55°
24
71°
53°
25
75°
57°
26
79°
62°
27
80°
60°
28
78°
59°
29
76°
57°
30
76°
60°
31
77°
58°
1
77°
58°
2
76°
56°
3
77°
60°
4
74°
62°
5
74°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in LaGrange
LaGrange's August 2026 forecast shows daily high temperatures ranging from 71° to 81°, with overnight lows between 53° and 62°. The average high for August is 76° with an average low of 58°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in LaGrange. See also: September | October | November.