S
M
T
W
T
F
S
26
82°
62°
27
76°
60°
28
76°
60°
29
76°
61°
30
78°
62°
31
84°
61°
1
79°
61°
2
77°
59°
3
84°
53°
4
79°
52°
5
76°
56°
6
78°
54°
7
76°
53°
8
77°
54°
9
75°
51°
10
77°
58°
11
79°
59°
12
78°
55°
13
81°
52°
14
75°
51°
15
76°
52°
16
78°
52°
17
76°
54°
18
75°
50°
19
75°
51°
20
77°
57°
21
79°
58°
22
81°
58°
23
82°
59°
24
82°
58°
25
80°
58°
26
81°
56°
27
76°
54°
28
77°
57°
29
80°
51°
30
78°
48°
31
73°
46°
1
70°
49°
2
71°
46°
3
71°
48°
4
72°
47°
5
70°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Manitou Beach
Manitou Beach's August 2026 forecast shows daily high temperatures ranging from 70° to 84°, with overnight lows between 46° and 62°. The average high for August is 77° 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 Manitou Beach. See also: September | October | November.