S
M
T
W
T
F
S
26
79°
59°
27
74°
58°
28
74°
58°
29
75°
59°
30
76°
60°
31
81°
59°
1
75°
59°
2
74°
57°
3
82°
51°
4
76°
50°
5
74°
54°
6
76°
52°
7
74°
51°
8
75°
52°
9
74°
49°
10
75°
56°
11
78°
57°
12
76°
52°
13
78°
50°
14
73°
48°
15
74°
50°
16
77°
50°
17
74°
51°
18
73°
48°
19
73°
49°
20
75°
55°
21
77°
56°
22
79°
56°
23
80°
57°
24
80°
55°
25
78°
55°
26
79°
52°
27
74°
51°
28
75°
54°
29
78°
48°
30
75°
46°
31
71°
44°
1
68°
46°
2
69°
44°
3
68°
46°
4
70°
45°
5
68°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Mancelona
Mancelona's August 2026 forecast shows daily high temperatures ranging from 68° to 82°, with overnight lows between 44° and 60°. The average high for August is 75° with an average low of 52°. 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.