S
M
T
W
T
F
S
26
79°
63°
27
78°
64°
28
78°
65°
29
79°
65°
30
79°
65°
1
78°
65°
2
78°
64°
3
78°
64°
4
78°
65°
5
78°
65°
6
80°
65°
7
79°
66°
8
79°
64°
9
77°
66°
10
79°
66°
11
80°
66°
12
79°
64°
13
79°
65°
14
78°
65°
15
77°
65°
16
78°
63°
17
79°
65°
18
78°
65°
19
79°
63°
20
78°
65°
21
79°
63°
22
75°
60°
23
74°
59°
24
75°
60°
25
75°
59°
26
74°
60°
27
74°
59°
28
76°
60°
29
75°
59°
30
77°
60°
31
75°
61°
1
74°
62°
2
74°
62°
3
75°
61°
4
74°
62°
5
74°
62°
6
75°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Waiakoa
Waiakoa's May 2026 forecast shows daily high temperatures ranging from 74° to 79°, with overnight lows between 59° and 65°. The average high for May is 76° with an average low of 61°. 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 Waiakoa. See also: June | July | August.