S
M
T
W
T
F
S
26
82°
57°
27
82°
57°
28
71°
61°
29
81°
64°
30
72°
58°
1
66°
52°
2
68°
44°
3
71°
44°
4
76°
51°
5
78°
59°
6
76°
58°
7
74°
48°
8
71°
51°
9
73°
58°
10
76°
57°
11
78°
59°
12
82°
58°
13
81°
59°
14
82°
58°
15
83°
62°
16
83°
62°
17
82°
61°
18
83°
63°
19
83°
63°
20
82°
62°
21
84°
63°
22
84°
64°
23
83°
64°
24
78°
63°
25
82°
64°
26
83°
65°
27
80°
65°
28
79°
64°
29
82°
64°
30
84°
63°
31
83°
64°
1
85°
65°
2
85°
66°
3
86°
66°
4
86°
65°
5
81°
65°
6
80°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Keyno
Keyno's May 2026 forecast shows daily high temperatures ranging from 66° to 86°, with overnight lows between 44° and 66°. The average high for May is 80° 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 Keyno. See also: June | July | August.