S
M
T
W
T
F
S
26
82°
66°
27
82°
69°
28
78°
68°
29
80°
65°
30
81°
67°
1
81°
67°
2
79°
69°
3
76°
69°
4
83°
67°
5
82°
69°
6
83°
65°
7
82°
66°
8
83°
66°
9
83°
71°
10
82°
69°
11
82°
72°
12
81°
66°
13
82°
67°
14
81°
68°
15
80°
71°
16
84°
71°
17
79°
71°
18
80°
70°
19
82°
70°
20
81°
69°
21
79°
70°
22
80°
68°
23
82°
67°
24
84°
68°
25
83°
69°
26
85°
68°
27
84°
68°
28
83°
68°
29
84°
69°
30
85°
70°
31
82°
69°
1
78°
68°
2
78°
67°
3
78°
67°
4
78°
68°
5
79°
69°
6
79°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Kapoho
Kapoho's May 2026 forecast shows daily high temperatures ranging from 78° to 85°, with overnight lows between 67° and 70°. The average high for May is 81° with an average low of 69°. 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 Kapoho. See also: June | July | August.