S
M
T
W
T
F
S
26
88°
71°
27
89°
72°
28
79°
68°
29
82°
64°
30
88°
67°
31
90°
71°
1
81°
67°
2
75°
62°
3
80°
58°
4
85°
65°
5
87°
67°
6
86°
66°
7
83°
69°
8
85°
65°
9
84°
64°
10
82°
64°
11
81°
61°
12
80°
60°
13
78°
63°
14
82°
61°
15
76°
59°
16
76°
64°
17
85°
67°
18
83°
68°
19
86°
66°
20
81°
66°
21
81°
65°
22
83°
66°
23
84°
66°
24
82°
65°
25
80°
66°
26
80°
66°
27
81°
65°
28
79°
65°
29
80°
63°
30
79°
64°
31
82°
64°
1
81°
62°
2
75°
60°
3
73°
63°
4
73°
62°
5
79°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Royal Oak
Royal Oak's August 2026 forecast shows daily high temperatures ranging from 73° to 87°, with overnight lows between 58° and 69°. The average high for August is 81° 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 Royal Oak. See also: September | October | November.