S
M
T
W
T
F
S
26
73°
59°
27
77°
57°
28
76°
59°
29
80°
57°
30
74°
53°
31
72°
52°
1
72°
52°
2
76°
56°
3
79°
60°
4
81°
58°
5
74°
59°
6
76°
55°
7
79°
58°
8
81°
59°
9
77°
51°
10
73°
53°
11
72°
51°
12
73°
52°
13
70°
50°
14
72°
50°
15
74°
55°
16
76°
54°
17
70°
50°
18
72°
49°
19
75°
49°
20
78°
50°
21
79°
57°
22
79°
57°
23
73°
52°
24
77°
52°
25
77°
46°
26
68°
47°
27
69°
51°
28
69°
52°
29
66°
54°
30
67°
55°
31
72°
51°
1
70°
50°
2
72°
46°
3
69°
45°
4
72°
48°
5
73°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Otter Lake
Otter Lake's August 2026 forecast shows daily high temperatures ranging from 66° to 81°, with overnight lows between 45° and 60°. The average high for August is 74° with an average low of 53°. 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 Otter Lake. See also: September | October | November.