S
M
T
W
T
F
S
26
82°
61°
27
90°
63°
28
68°
51°
29
67°
49°
30
69°
48°
1
70°
46°
2
73°
44°
3
85°
44°
4
81°
62°
5
76°
50°
6
65°
46°
7
74°
41°
8
82°
45°
9
84°
52°
10
69°
56°
11
78°
49°
12
82°
48°
13
84°
57°
14
85°
56°
15
83°
69°
16
87°
69°
17
88°
73°
18
89°
77°
19
79°
57°
20
66°
57°
21
73°
60°
22
80°
63°
23
79°
60°
24
84°
62°
25
85°
65°
26
79°
64°
27
78°
65°
28
76°
64°
29
80°
65°
30
81°
65°
31
76°
63°
1
76°
60°
2
80°
63°
3
78°
62°
4
81°
63°
5
85°
65°
6
85°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Okemah
Okemah's May 2026 forecast shows daily high temperatures ranging from 76° to 85°, with overnight lows between 60° and 70°. The average high for May is 80° 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 May weather will actually feel in Okemah. See also: June | July | August.