S
M
T
W
T
F
S
26
92°
74°
27
92°
74°
28
93°
75°
29
93°
75°
30
92°
74°
31
92°
73°
1
91°
75°
2
93°
74°
3
87°
71°
4
92°
74°
5
93°
75°
6
92°
74°
7
92°
73°
8
87°
69°
9
90°
72°
10
87°
68°
11
88°
72°
12
90°
73°
13
91°
72°
14
92°
73°
15
93°
72°
16
92°
73°
17
92°
66°
18
90°
64°
19
83°
63°
20
83°
63°
21
84°
64°
22
83°
64°
23
83°
65°
24
84°
64°
25
85°
64°
26
86°
68°
27
88°
62°
28
84°
62°
29
83°
63°
30
87°
64°
31
86°
65°
1
88°
62°
2
82°
61°
3
81°
68°
4
85°
67°
5
84°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Oakland
Oakland's August 2026 forecast shows daily high temperatures ranging from 81° to 93°, with overnight lows between 61° and 75°. The average high for August is 88° with an average low of 69°. 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 Oakland. See also: September | October | November.