Weather in Honolulu (Oahu) in august 2025

The weather in Oahu (Honolulu) in august comes from statistical datas on the past years. You can view the weather statistics for the whole month, but also by clicking on the tabs for the beginning, the middle and the end of the month.

Average weather throughout august

perfect weather UV index: 7

Weather at 6am
79°F

Clear/Sunny

23%

Moderate rain at times

16%

Cloudy

10%

Weather at 12pm
83°F

Partly Cloudy

27%

Moderate rain at times

13%

Heavy rain

3%

Weather at 6pm
77°F

Clear/Sunny

30%

Moderate rain at times

29%

Cloudy

6%

Weather at 3am
77°F

Partly Cloudy

50%

Moderate rain at times

28%

Clear/Sunny

15%

Cloudy

8%



Evolution of daily average temperature and precipitation in Honolulu (Oahu) in august

These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Honolulu (Oahu) in august.


The climate of Honolulu (Oahu) in august is perfect

the weather in Oahu (Honolulu) in august is quite dry (with 2.5in of precipitation over 3 days). The weather's not getting better compared to the previous month since in july there is an average of 1.6in of precipitation over 2 days.

The climate good in this city the month of august. The high seasonal norm is 83°F. The seasonal minimum is 79°F. Thus, the mean temperature average on this month of august in Oahu (Honolulu) is 81°F. Note that these seasonal averages are in contrast with those observed in Oahu (Honolulu) in august with a maximum record of 88°F in 2015 and a minimum record of 74°F in 2021. You can expect to have about 2 days with temperatures above 86°F, or 6 of time.

Day length in Oahu (Honolulu) in august is 12:51. The sun rises at 06:10 and sets at 19:01.

With a good weather, this month is a good time to go in that area.



Seasonal average climate and temperature of Honolulu (Oahu) in august

Check below seasonal norms These statistics are compiled from the weather statements of the past years of august.

August
Outside temperature
Average temperature 81°F
Highest temperature 83°F
Lowest temperature 79°F
Highest record temperature 88°F
(2015)
Lowest record temperature 74°F
(2021)
Number of days at +86°F 2 day(s)
(6%)
Number of days at +65°F 31 day(s)
(100%)
Sea temperature
Average sea temperature 80°F
Lowest sea temperature 79°F
Highest sea temperature 81°F
Wind
Wind speed 23km/h
Wind temperature 79°F
Precipitation (rainfall)
Rainfall 2.5in
Number of days with rainfall 3 day(s)
(9%)
Record daily rainfall 2.5in
(2015)
Other climate data
Humidity 77%
Visibility 9.75km
Cloud cover 35%
UV index 7
Daily sunshine hours 12
Sunrise and sunset
Time of sunrise 06:10
Time of sunset 19:01
Length of day 12:51
Our opinion about the weather in august
Our opinion at whereandwhen.net perfect



How was the weather last august?

Here is the day by day recorded weather in Honolulu (Oahu) in august 2024:

01-08-2024
Patchy rain nearby
72°F to 83°F
02-08-2024
Patchy rain nearby
74°F to 83°F
03-08-2024
Patchy rain nearby
74°F to 83°F
04-08-2024
Clear/Sunny
76°F to 83°F
05-08-2024
Clear/Sunny
76°F to 83°F
06-08-2024
Patchy rain nearby
74°F to 83°F
07-08-2024
Clear/Sunny
76°F to 83°F
08-08-2024
Patchy rain nearby
76°F to 83°F
09-08-2024
Clear/Sunny
74°F to 83°F
10-08-2024
Clear/Sunny
74°F to 83°F
11-08-2024
Patchy rain nearby
76°F to 83°F
12-08-2024
Patchy rain nearby
76°F to 81°F
13-08-2024
Clear/Sunny
74°F to 83°F
14-08-2024
Clear/Sunny
74°F to 83°F
15-08-2024
Patchy rain nearby
76°F to 83°F
16-08-2024
Patchy rain nearby
77°F to 83°F
17-08-2024
Patchy rain nearby
76°F to 83°F
18-08-2024
Clear/Sunny
76°F to 83°F
19-08-2024
Partly Cloudy
76°F to 85°F
20-08-2024
Clear/Sunny
76°F to 83°F
21-08-2024
Patchy rain nearby
76°F to 83°F
22-08-2024
Clear/Sunny
76°F to 81°F
23-08-2024
Patchy rain nearby
76°F to 79°F
24-08-2024
Patchy rain nearby
76°F to 81°F
25-08-2024
Light rain shower
77°F to 81°F
26-08-2024
Partly Cloudy
76°F to 79°F
27-08-2024
Patchy rain nearby
74°F to 81°F
28-08-2024
Patchy rain nearby
76°F to 83°F
29-08-2024
Clear/Sunny
76°F to 85°F
30-08-2024
Light rain shower
77°F to 81°F
31-08-2024
Clear/Sunny
76°F to 83°F

Map: other cities in Hawaii in august

Cities near Honolulu (Oahu):

'Aiea in augustperfect weather
Kaneohe in augustgood weather
Waimanalo in augustperfect weather
'Ewa Beach in augustperfect weather
Pearl City in augustgood weather
Kailua in augustperfect weather
Waipahu in augustgood weather
Kapolei in augustperfect weather
Mililani Town in augustgood weather
Wahiawa in augustgood weather
Schofield Barracks in augustgood weather
Hau'ula in augustgood weather
Hawaii in august: See full list of cities

Click over cities on the map for information about the weather in august.

Legend: Honolulu (Oahu) perfect weather good tolerable bad very bad


Weather data for Honolulu (Oahu) in august:

Weather data for Honolulu (Oahu) for august are derived from an average of the weather forecast since 2009 in Honolulu (Oahu). There is a margin of error and these forecasts are to be considered as general information only. The weather in Honolulu (Oahu) can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Honolulu (Oahu).


Weather in july in Honolulu (Oahu)
Weather in september in Honolulu (Oahu)
Change units