S
M
T
W
T
F
S
26
80°
66°
27
80°
64°
28
79°
61°
29
80°
67°
30
86°
67°
31
86°
65°
1
80°
62°
2
85°
67°
3
81°
58°
4
79°
63°
5
81°
62°
6
80°
60°
7
81°
59°
8
80°
57°
9
82°
63°
10
82°
65°
11
81°
60°
12
84°
58°
13
79°
56°
14
79°
58°
15
80°
60°
16
80°
59°
17
79°
57°
18
78°
56°
19
79°
57°
20
80°
63°
21
81°
65°
22
84°
66°
23
86°
65°
24
85°
63°
25
87°
59°
26
80°
57°
27
80°
56°
28
82°
63°
29
84°
55°
30
78°
54°
31
78°
55°
1
77°
58°
2
76°
56°
3
77°
54°
4
76°
53°
5
75°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Decorah Township
Decorah Township's August 2026 forecast shows daily high temperatures ranging from 75° to 87°, with overnight lows between 53° and 67°. The average high for August is 81° with an average low of 60°. 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 Decorah Township. See also: September | October | November.
