S
M
T
W
T
F
S
26
79°
61°
27
85°
65°
28
72°
56°
29
65°
52°
30
65°
49°
1
65°
48°
2
67°
46°
3
80°
45°
4
78°
63°
5
73°
50°
6
61°
49°
7
68°
43°
8
78°
48°
9
80°
54°
10
71°
58°
11
77°
51°
12
80°
51°
13
82°
56°
14
84°
65°
15
87°
68°
16
86°
65°
17
87°
71°
18
86°
65°
19
75°
60°
20
75°
58°
21
79°
59°
22
80°
59°
23
81°
58°
24
81°
63°
25
85°
64°
26
81°
60°
27
84°
65°
28
83°
64°
29
84°
64°
30
81°
63°
31
82°
65°
1
78°
65°
2
78°
64°
3
82°
66°
4
86°
67°
5
86°
67°
6
82°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Tenkiller
Tenkiller's May 2026 forecast shows daily high temperatures ranging from 75° to 87°, with overnight lows between 56° and 71°. The average high for May is 82° 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 Tenkiller. See also: June | July | August.