S
M
T
W
T
F
S
26
86°
67°
27
87°
68°
28
87°
68°
29
83°
62°
30
64°
58°
1
58°
50°
2
71°
46°
3
75°
50°
4
80°
54°
5
82°
67°
6
84°
70°
7
73°
61°
8
73°
58°
9
82°
60°
10
85°
66°
11
83°
60°
12
86°
62°
13
87°
63°
14
87°
60°
15
86°
62°
16
87°
63°
17
86°
61°
18
82°
64°
19
81°
65°
20
82°
65°
21
85°
60°
22
83°
59°
23
82°
59°
24
82°
60°
25
83°
62°
26
83°
60°
27
82°
60°
28
83°
61°
29
85°
64°
30
85°
66°
31
86°
67°
1
86°
68°
2
85°
67°
3
86°
68°
4
87°
68°
5
87°
69°
6
86°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Oak Vale
Oak Vale's May 2026 forecast shows daily high temperatures ranging from 73° to 87°, with overnight lows between 54° and 70°. The average high for May is 84° with an average low of 63°. 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 Oak Vale. See also: June | July | August.