S
M
T
W
T
F
S
26
72°
62°
27
71°
63°
28
73°
64°
29
74°
64°
30
76°
63°
31
78°
65°
1
78°
64°
2
77°
65°
3
77°
64°
4
74°
63°
5
74°
64°
6
78°
64°
7
76°
61°
8
71°
60°
9
71°
60°
10
73°
64°
11
72°
64°
12
73°
63°
13
78°
66°
14
80°
64°
15
76°
63°
16
71°
63°
17
72°
57°
18
75°
63°
19
75°
62°
20
78°
61°
21
77°
58°
22
72°
57°
23
73°
59°
24
74°
57°
25
75°
59°
26
75°
58°
27
74°
57°
28
76°
60°
29
77°
61°
30
77°
60°
31
76°
61°
1
77°
58°
2
77°
52°
3
72°
51°
4
67°
55°
5
69°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Mackinaw Township
Mackinaw Township's August 2026 forecast shows daily high temperatures ranging from 67° to 80°, with overnight lows between 51° and 66°. The average high for August is 75° with an average low of 61°. 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 Mackinaw Township. See also: September | October | November.