S
M
T
W
T
F
S
26
88°
72°
27
80°
69°
28
83°
64°
29
84°
59°
30
87°
62°
31
83°
61°
1
71°
67°
2
78°
56°
3
81°
58°
4
85°
63°
5
83°
64°
6
79°
62°
7
82°
63°
8
84°
67°
9
86°
64°
10
82°
63°
11
83°
65°
12
80°
62°
13
81°
62°
14
80°
61°
15
79°
71°
16
75°
64°
17
83°
65°
18
83°
66°
19
84°
65°
20
82°
64°
21
82°
64°
22
81°
65°
23
82°
64°
24
81°
64°
25
81°
63°
26
79°
63°
27
79°
62°
28
74°
63°
29
77°
61°
30
80°
62°
31
81°
62°
1
80°
61°
2
76°
59°
3
77°
60°
4
78°
60°
5
80°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Thornapple Township
Thornapple Township's August 2026 forecast shows daily high temperatures ranging from 74° to 86°, with overnight lows between 56° and 71°. The average high for August is 81° with an average low of 63°. 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 Thornapple Township. See also: September | October | November.