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Hourly Forecast
Daylight Hours
06:24
Sunrise
18:29
Sunset
Moon
Waxing Crescent
11:30
Moonrise
21:37
Moonset
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Weather in Waianae today, September 16, 2026
Expect unsettled, showery conditions in Waianae on September 16, 2026 as rain moves through. The day opens on a wet note and needs flexible outdoor plans. Expect a brighter morning, with limited cloud around 21% by 11:00. Conditions start on a settled note.
The day peaks near 29°C and cools toward 25°C. Moisture in the air spans 72%-92%, with the highest values around 04:00. Winds stay light, near 6.1 km/h by 17:00, so the day feels still more than breezy.
Expect the wet theme to continue later, as rain odds reach 80% near 12:00. Cloud amounts hold near 26% around 14:00. Horizontal visibility holds close to 16.1 km. The sun rises at 06:24 and sets at 18:29, for a total of 12 hours 5 minutes of sunlight today.
Taken together, Waianae looks wet enough on September 16, 2026 that flexible outdoor plans work best, with temperatures peaking near 29°C.
Frequently asked questions about weather in Waianae
How warm does it get in Waianae?
The warmest month in Waianae is September, with average high temperatures of 27°C. The average temperature during this period is around 26°C.
How cold does it get in Waianae?
The coldest month in Waianae is February, with average low temperatures of 21°C. The average temperature during this period is around 22°C.
What is the wettest time of year in Waianae?
The wettest month in Waianae is December, with an average of 63mm of precipitation.
What is the driest time of year in Waianae?
The driest month in Waianae is July, with an average of 7mm of precipitation.
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