Weather in September
An excellent water temperature of 80.1°F (26.7°C) makes
September in
Punaluu,
Hawaii, a prime for swimming and other water activities.
Ocean temperature
September is the month with the warmest seawater, with an average ocean temperature of 80.1°F (26.7°C).
Note: Water temperatures in the range of 77°F (25°C) to 84.2°F (29°C) are warm and delightful, ensuring comfort during water activities over extended periods.
Daylight
The average length of the day in September in Punaluu, Hawaii, is 12h and 16min.
On the first day of September, sunrise is at 6:15 am and sunset at 6:47 pm. On the last day of the month, sunrise is at 6:22 am and sunset at 6:19 pm HST.
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