S
M
T
W
T
F
S
26
85°
59°
27
85°
66°
28
76°
57°
29
80°
51°
30
86°
55°
31
82°
63°
1
80°
63°
2
78°
57°
3
79°
53°
4
86°
53°
5
78°
64°
6
81°
60°
7
85°
59°
8
78°
58°
9
75°
55°
10
79°
57°
11
N/A
12
77°
56°
13
78°
53°
14
80°
52°
15
74°
63°
16
72°
54°
17
73°
53°
18
77°
56°
19
72°
55°
20
75°
56°
21
75°
54°
22
73°
55°
23
72°
53°
24
78°
52°
25
77°
57°
26
78°
58°
27
78°
56°
28
76°
55°
29
70°
53°
30
68°
53°
31
69°
50°
1
69°
54°
2
73°
55°
3
77°
56°
4
76°
55°
5
74°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Mancelona
Mancelona's August 2026 forecast shows daily high temperatures ranging from 68° to 80°, with overnight lows between 50° and 63°. The average high for August is 74° with an average low of 55°. 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 Mancelona. See also: September | October | November.