National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Daniel K Inouye International Airport (PHNL)

Lat: 21.33°NLon: 157.94°WElev: 10ft.

A Few Clouds

76°F

24°C

Humidity 79%
Wind Speed NW 5 mph
Barometer 29.95 in (1014.0 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 20 Aug 2:53 am HST
Extended Forecast for

Waipahu HI

  • Overnight

    Overnight: Partly cloudy, with a low around 73. Northeast wind 3 to 6 mph.

    Low: 73 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 88. East northeast wind 5 to 8 mph becoming calm in the afternoon.

    High: 88 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Scattered showers, mainly after midnight. Mostly cloudy, with a low around 74. Light north northeast wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 74 °F

    Scattered
    Showers

  • Friday

    Friday: Scattered showers, mainly before noon. Partly sunny, with a high near 89. Heat index values as high as 95. South southeast wind 3 to 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 89 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Isolated showers. Mostly cloudy, with a low around 76. East northeast wind 5 to 13 mph. Chance of precipitation is 20%.

    Low: 76 °F

    Isolated
    Showers

  • Saturday

    Saturday: Scattered showers, mainly after noon. Mostly sunny, with a high near 88. Breezy, with an east northeast wind 13 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

    High: 88 °F

    Scattered
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Isolated showers. Partly cloudy, with a low around 76. Breezy, with an east northeast wind 16 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 76 °F

    Isolated
    Showers and
    Breezy

  • Sunday

    Sunday: Scattered showers. The rain could be heavy at times. Partly sunny, with a high near 87. Breezy, with an east northeast wind 18 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.

    High: 87 °F

    Heavy Rain
    and Breezy

  • Sunday Night

    Sunday Night: Scattered showers. Mostly cloudy, with a low around 76. Breezy, with an east northeast wind 16 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.

    Low: 76 °F

    Scattered
    Showers and
    Breezy

Detailed Forecast

Overnight
Partly cloudy, with a low around 73. Northeast wind 3 to 6 mph.
Thursday
Mostly sunny, with a high near 88. East northeast wind 5 to 8 mph becoming calm in the afternoon.
Thursday Night
Scattered showers, mainly after midnight. Mostly cloudy, with a low around 74. Light north northeast wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Scattered showers, mainly before noon. Partly sunny, with a high near 89. Heat index values as high as 95. South southeast wind 3 to 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Isolated showers. Mostly cloudy, with a low around 76. East northeast wind 5 to 13 mph. Chance of precipitation is 20%.
Saturday
Scattered showers, mainly after noon. Mostly sunny, with a high near 88. Breezy, with an east northeast wind 13 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Saturday Night
Isolated showers. Partly cloudy, with a low around 76. Breezy, with an east northeast wind 16 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Sunday
Scattered showers. The rain could be heavy at times. Partly sunny, with a high near 87. Breezy, with an east northeast wind 18 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.
Sunday Night
Scattered showers. Mostly cloudy, with a low around 76. Breezy, with an east northeast wind 16 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.
Monday
Showers likely. The rain could be heavy at times. Mostly cloudy, with a high near 87. Breezy, with an east wind 14 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
Monday Night
Showers likely. Mostly cloudy, with a low around 76. East northeast wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.
Tuesday
Scattered showers. Mostly cloudy, with a high near 87. East wind around 14 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 75. East northeast wind 11 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Wednesday
Scattered showers. Partly sunny, with a high near 87. East northeast wind 11 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Waipahu HI
 21.38°N 157.98°W (Elev. 3 ft)
Last Update:
6:01 pm HST Aug 19, 2026
Forecast Valid:
3am HST Aug 20, 2026-6pm HST Aug 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation