S
M
T
W
T
F
S
26
76°
56°
27
72°
54°
28
72°
49°
29
84°
59°
30
77°
62°
1
67°
55°
2
61°
53°
3
72°
45°
4
83°
52°
5
83°
55°
6
86°
61°
7
80°
61°
8
74°
53°
9
79°
60°
10
86°
64°
11
86°
61°
12
71°
52°
13
81°
51°
14
82°
58°
15
80°
49°
16
88°
52°
17
91°
62°
18
92°
65°
19
93°
63°
20
92°
64°
21
94°
68°
22
93°
69°
23
85°
69°
24
83°
72°
25
84°
71°
26
85°
72°
27
87°
70°
28
90°
70°
29
83°
66°
30
76°
58°
31
74°
61°
1
78°
61°
2
82°
65°
3
85°
68°
4
84°
65°
5
87°
67°
6
81°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Oakland
Oakland's May 2026 forecast shows daily high temperatures ranging from 74° to 90°, with overnight lows between 58° and 72°. The average high for May is 83° with an average low of 66°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Oakland. See also: June | July | August.
