S
M
T
W
T
F
S
26
69°
50°
27
70°
49°
28
75°
54°
29
78°
57°
30
69°
54°
1
77°
51°
2
71°
49°
3
72°
55°
4
79°
60°
5
81°
62°
6
81°
62°
7
80°
61°
8
79°
62°
9
79°
59°
10
72°
55°
11
74°
53°
12
71°
52°
13
72°
57°
14
78°
61°
15
74°
57°
16
77°
64°
17
82°
62°
18
75°
56°
19
73°
55°
20
75°
60°
21
78°
65°
22
81°
65°
23
76°
61°
24
78°
66°
25
84°
67°
26
85°
66°
27
84°
64°
28
78°
59°
29
87°
64°
30
86°
65°
31
85°
63°
1
86°
64°
2
90°
60°
3
89°
61°
4
88°
64°
5
89°
66°
6
88°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Okay
Okay's May 2026 forecast shows daily high temperatures ranging from 69° to 90°, with overnight lows between 49° and 67°. The average high for May is 79° with an average low of 60°. 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 Okay. See also: June | July | August.