S
M
T
W
T
F
S
26
78°
70°
27
77°
72°
28
77°
71°
29
77°
70°
30
78°
70°
1
77°
70°
2
77°
69°
3
77°
69°
4
76°
70°
5
78°
70°
6
81°
71°
7
80°
71°
8
79°
68°
9
77°
70°
10
79°
71°
11
79°
71°
12
79°
71°
13
81°
73°
14
82°
72°
15
83°
73°
16
83°
74°
17
82°
74°
18
83°
68°
19
84°
69°
20
85°
70°
21
84°
69°
22
84°
68°
23
82°
69°
24
82°
68°
25
83°
68°
26
81°
69°
27
78°
70°
28
79°
69°
29
78°
70°
30
78°
70°
31
79°
69°
1
78°
70°
2
78°
70°
3
79°
71°
4
79°
71°
5
80°
70°
6
79°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Hawi
Hawi's May 2026 forecast shows daily high temperatures ranging from 78° to 85°, with overnight lows between 68° and 74°. The average high for May is 81° with an average low of 70°. 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 Hawi. See also: June | July | August.