S
M
T
W
T
F
S
26
82°
65°
27
82°
63°
28
82°
64°
29
80°
65°
30
79°
65°
1
78°
67°
2
81°
63°
3
80°
65°
4
82°
64°
5
81°
65°
6
80°
64°
7
79°
67°
8
82°
68°
9
82°
66°
10
82°
67°
11
81°
64°
12
80°
67°
13
80°
66°
14
81°
64°
15
79°
66°
16
82°
68°
17
85°
67°
18
81°
70°
19
83°
67°
20
80°
69°
21
81°
68°
22
79°
69°
23
85°
68°
24
85°
69°
25
85°
68°
26
85°
68°
27
85°
69°
28
84°
71°
29
85°
70°
30
86°
71°
31
85°
72°
1
86°
70°
2
85°
73°
3
86°
72°
4
85°
73°
5
86°
74°
6
83°
74°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Waipi'o
Waipi'o's May 2026 forecast shows daily high temperatures ranging from 83° to 86°, with overnight lows between 68° and 74°. The average high for May is 85° 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 Waipi'o. See also: June | July | August.