S
M
T
W
T
F
S
26
79°
52°
27
79°
51°
28
80°
51°
29
80°
52°
30
81°
51°
31
79°
50°
1
79°
49°
2
80°
50°
3
79°
49°
4
79°
50°
5
78°
49°
6
78°
49°
7
84°
51°
8
82°
54°
9
84°
51°
10
83°
52°
11
82°
53°
12
83°
50°
13
80°
50°
14
80°
46°
15
81°
46°
16
81°
47°
17
85°
52°
18
86°
53°
19
87°
54°
20
85°
54°
21
85°
52°
22
84°
51°
23
85°
49°
24
77°
42°
25
77°
43°
26
76°
43°
27
82°
44°
28
83°
43°
29
82°
51°
30
83°
48°
31
84°
49°
1
83°
50°
2
84°
51°
3
83°
48°
4
75°
45°
5
76°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Indianola
Indianola's August 2026 forecast shows daily high temperatures ranging from 75° to 87°, with overnight lows between 42° and 54°. The average high for August is 81° with an average low of 49°. 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 Indianola. See also: September | October | November.