S
M
T
W
T
F
S
26
82°
65°
27
82°
63°
28
82°
64°
29
80°
65°
30
79°
65°
1
81°
70°
2
81°
70°
3
82°
69°
4
81°
67°
5
79°
68°
6
81°
69°
7
80°
70°
8
79°
71°
9
80°
70°
10
80°
68°
11
79°
69°
12
80°
67°
13
79°
67°
14
80°
71°
15
77°
72°
16
78°
72°
17
77°
71°
18
77°
72°
19
78°
72°
20
77°
71°
21
78°
72°
22
78°
73°
23
79°
73°
24
78°
72°
25
78°
73°
26
79°
73°
27
79°
72°
28
78°
73°
29
78°
73°
30
79°
72°
31
78°
74°
1
78°
74°
2
79°
73°
3
78°
74°
4
78°
74°
5
79°
73°
6
79°
74°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Kahuku
Kahuku's May 2026 forecast shows daily high temperatures ranging from 77° to 82°, with overnight lows between 67° and 74°. The average high for May is 79° with an average low of 71°. 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 Kahuku. See also: June | July | August.