S
M
T
W
T
F
S
26
84°
66°
27
82°
64°
28
84°
63°
29
77°
64°
30
78°
64°
31
78°
64°
1
78°
67°
2
82°
66°
3
81°
67°
4
83°
65°
5
79°
65°
6
78°
60°
7
77°
58°
8
77°
58°
9
78°
60°
10
77°
58°
11
77°
63°
12
85°
66°
13
86°
68°
14
85°
67°
15
82°
66°
16
83°
67°
17
86°
67°
18
86°
66°
19
79°
65°
20
76°
65°
21
79°
62°
22
76°
58°
23
75°
58°
24
77°
62°
25
82°
65°
26
79°
65°
27
75°
63°
28
77°
52°
29
79°
53°
30
80°
57°
31
82°
61°
1
83°
62°
2
84°
63°
3
83°
50°
4
83°
61°
5
82°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Ida Grove
Ida Grove's August 2026 forecast shows daily high temperatures ranging from 75° to 86°, with overnight lows between 50° and 68°. The average high for August is 80° 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 August weather will actually feel in Ida Grove. See also: September | October | November.