Weather in Hawaii in Summer
| June | July | August | ||||
| Average day temperature: | 81.3°F | 82.5°F | 83.4°F | |||
| Average night temperature: | 75.9°F | 77.2°F | 77.8°F | |||
| Sea water temperature: | 78.5°F | 79.4°F | 80.2°F | |||
| Number of sunny days: | 15 days | 15 days | 16 days | |||
| Day length: | 13.4 - 13.4 h. | 12.2 - 13.4 h. | 12.6 - 13.1 h. | |||
| Number of rainy days: | 1 day | 1 day | 1 day | |||
| Precipitation totals: | 0.8 in. | 0.6 in. | 0.8 in. | |||
Day & Night air temperature, °F
June
July
August
0
14
28
42
56
70
84
98
82.3
81.6
80.3
77.7
77.3
76.3
| Day temperature | Night temperature |
Sea water temperature, °F
June
July
August
0
13
26
39
52
65
78
91
104
80.2
79.4
78.5
Precipitation total, in.
June
July
August
0.0
0.2
0.3
0.5
0.7
0.8
1.0
1.2
1.3
0.9
0.7
1
Sunny, partly cloudy and cloudy days
June
July
August
0
5
10
15
20
25
30
35
5
6
5
14
16
15
12
10
11
| Cloudy days | Partly cloudy days | Sunny days |
Wind speed, mph
June
July
August
0.0
3.1
6.2
9.3
12.4
15.5
18.6
21.7
16.5
18.1
16.3
Average sunny hours
June
July
August
0
1
2
3
4
5
6
7
8
9
8.2
7.5
7.7
Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.
Best time for vacation in Hawaii
Hawaii on a weather map
Leaflet | Tiles © Esri
Places in USA:
Name
°F
24 Hours Forecast
Hawaii
Local time: 07:14
March 26, wednesday
0900
75°F
N
3 mph
3 mph
1200
77°F
N
7 mph
7 mph
1500
75°F
N
7 mph
7 mph
1800
75°F
NE
2 mph
2 mph
2100
75°F
W
2 mph
2 mph
March 27, thursday
0000
73°F
W
4 mph
4 mph
0300
73°F
SW
4 mph
4 mph
0600
73°F
SW
6 mph
6 mph
