S
M
T
W
T
F
S
26
84°
70°
27
92°
69°
28
82°
58°
29
82°
55°
30
86°
57°
31
80°
67°
1
72°
67°
2
79°
58°
3
82°
58°
4
83°
62°
5
83°
65°
6
81°
62°
7
80°
63°
8
82°
68°
9
86°
67°
10
85°
66°
11
81°
62°
12
82°
66°
13
81°
64°
14
79°
64°
15
82°
63°
16
77°
66°
17
86°
68°
18
86°
67°
19
87°
67°
20
84°
66°
21
84°
66°
22
85°
67°
23
85°
67°
24
83°
66°
25
82°
66°
26
84°
65°
27
81°
64°
28
79°
65°
29
82°
65°
30
83°
64°
31
83°
64°
1
82°
63°
2
81°
64°
3
81°
63°
4
82°
63°
5
83°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Ottawa Township
Ottawa Township's August 2026 forecast shows daily high temperatures ranging from 77° to 87°, with overnight lows between 58° and 68°. The average high for August is 82° with an average low of 64°. 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 Ottawa Township. See also: September | October | November.