S
M
T
W
T
F
S
26
71°
61°
27
73°
59°
28
70°
56°
29
67°
61°
30
73°
62°
31
71°
57°
1
73°
54°
2
69°
54°
3
67°
56°
4
68°
55°
5
67°
54°
6
68°
56°
7
69°
56°
8
72°
59°
9
69°
62°
10
70°
62°
11
71°
61°
12
75°
61°
13
71°
62°
14
75°
56°
15
69°
53°
16
68°
55°
17
70°
54°
18
67°
52°
19
66°
53°
20
67°
54°
21
68°
55°
22
68°
54°
23
65°
59°
24
69°
59°
25
65°
54°
26
71°
61°
27
73°
60°
28
69°
60°
29
73°
59°
30
73°
53°
31
65°
52°
1
65°
51°
2
64°
54°
3
66°
58°
4
67°
51°
5
64°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Otsego
Otsego's August 2026 forecast shows daily high temperatures ranging from 64° to 75°, with overnight lows between 49° and 62°. The average high for August is 69° with an average low of 57°. 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 Otsego. See also: September | October | November.