S
M
T
W
T
F
S
26
90°
70°
27
90°
69°
28
89°
69°
29
86°
68°
30
82°
68°
31
83°
67°
1
82°
68°
2
82°
65°
3
83°
68°
4
83°
64°
5
81°
63°
6
82°
62°
7
82°
62°
8
83°
68°
9
82°
68°
10
83°
67°
11
83°
67°
12
84°
66°
13
84°
66°
14
85°
68°
15
85°
68°
16
82°
67°
17
82°
65°
18
83°
63°
19
83°
64°
20
86°
67°
21
82°
58°
22
80°
57°
23
80°
59°
24
82°
58°
25
81°
59°
26
86°
62°
27
88°
63°
28
90°
66°
29
90°
65°
30
88°
58°
31
81°
60°
1
81°
65°
2
86°
58°
3
86°
64°
4
85°
66°
5
89°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Oakley
Oakley's August 2026 forecast shows daily high temperatures ranging from 80° to 90°, with overnight lows between 57° and 70°. The average high for August is 84° 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 Oakley. See also: September | October | November.