21.05
thu
thu
Day

77°F
W 28 mph
Precip.
0%
0%
Night

73°F
W 25 mph
Precip.
62%
62%
22.05
fri
fri
Day

77°F
SW 24 mph
Precip.
85%
85%
Night

73°F
SW 22 mph
Precip.
0%
0%
23.05
sat
sat
Day

77°F
SW 25 mph
Precip.
74%
74%
Night

73°F
SW 22 mph
Precip.
61%
61%
24.05
sun
sun
Day

77°F
W 25 mph
Precip.
100%
100%
Night

73°F
W 24 mph
Precip.
0%
0%
25.05
mon
mon
Day

77°F
W 26 mph
Precip.
100%
100%
Night

73°F
SW 24 mph
Precip.
100%
100%
26.05
tue
tue
Day

77°F
W 26 mph
Precip.
100%
100%
Night

73°F
SW 22 mph
Precip.
80%
80%
27.05
wed
wed
Day

75°F
W 22 mph
Precip.
67%
67%
Night

75°F
W 21 mph
Precip.
100%
100%
28.05
thu
thu
Day

77°F
W 17 mph
Precip.
67%
67%
Night

75°F
W 17 mph
Precip.
77%
77%
29.05
fri
fri
Day

77°F
W 19 mph
Precip.
42%
42%
Night

73°F
SW 16 mph
Precip.
27%
27%
30.05
sat
sat
Day

77°F
W 16 mph
Precip.
71%
71%
Night

75°F
W 15 mph
Precip.
0%
0%
31.05
sun
sun
Day

77°F
W 12 mph
Precip.
78%
78%
Night

75°F
SW 11 mph
Precip.
0%
0%
01.06
mon
mon
Day

79°F
W 7 mph
Precip.
25%
25%
Night

75°F
SW 9 mph
Precip.
22%
22%
02.06
tue
tue
Day

79°F
W 9 mph
Precip.
66%
66%
Night

77°F
SW 9 mph
Precip.
100%
100%
03.06
wed
wed
Day

79°F
W 4 mph
Precip.
100%
100%
Night

79°F
SW 4 mph
Precip.
72%
72%
Sea water temperature in May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 78.0°F. The highest and lowest sea temperatures during the month were 78.6°F and 77.4°F.
Sea water temperature in June, °F
Show year:
2025
2024
2023
The average sea water temperature in June of 2025 was 78.9°F. The highest and lowest sea temperatures during the month were 79.3°F and 78.1°F.
Air temperature in Hawaii, °F
Precipitation total in Hawaii, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Hawaii
Hawaii on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Hawaii
Local time: 07:16
May 21, thursday
0900

75°F
W
27 mph
27 mph
1200

77°F
W
28 mph
28 mph
1500

75°F
SW
29 mph
29 mph
1800

75°F
SW
27 mph
27 mph
2100

73°F
SW
27 mph
27 mph
May 22, friday
0000

73°F
W
25 mph
25 mph
0300

73°F
SW
24 mph
24 mph
0600

73°F
SW
23 mph
23 mph




























