Waimea Bay, Oahu weather in September 2024

Expect 30°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Waimea Bay, Oahu in September. Check more long-term weather averages for Waimea Bay, Oahu in September before you book your next holiday to Hawaii in 2024/2025.

  • 30°C maximum daytime temperature in September in Waimea Bay, Oahu30
    30°C max day temperature
  • 9 hours of sunshine per day
  • 9 days with some rainfall in September in Waimea Bay, Oahu9
    9 days with some rainfall
  • 22°C minimum night-time temperature in September in Waimea Bay, Oahu22
    22°C min night temperature
  • 12 hours of daylight per day in September in Waimea Bay, Oahu12
    12 hours of daylight per day
  • High heat & humidity in September in Waimea Bay, OahuH
    High heat & humidity
  • 70 mm monthly rainfall in September in Waimea Bay, Oahu70
    70 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in September in Waimea Bay, Oahu11
    11 (Extreme) UV index
  • 27°C sea temperature in September in Waimea Bay, Oahu27
    27°C sea temperature

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Waimea Bay, Oahu by month

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The September weather guide for Hawaii (Waimea Bay, Oahu) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about the USA

How hot is it in Waimea Bay, Oahu in September?

Daytime temperatures usually reach 30°C in Waimea Bay, Oahu in September with high heat and humidity, falling to 22°C at night.

How sunny is it in Waimea Bay, Oahu in September?

There are normally 9 hours of bright sunshine each day in Waimea Bay, Oahu in September - that's 73% of daylight hours.

How warm is the sea around Waimea Bay, Oahu in September?

The average sea temperature around Waimea Bay, Oahu in September is 27°C.

Does it rain in Waimea Bay, Oahu in September?

There are usually 9 days with some rain in Waimea Bay, Oahu in September and the average monthly rainfall is 70mm.

Waimea Bay, Oahu September sunrise & sunset times

Browse the sunrise and sunset times for Waimea Bay, Oahu in September 2024. Select a month to view Waimea Bay, Oahu sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st September 2024 06:16 18:48
Sunday, 15th September 2024 06:19 18:35
Monday, 30th September 2024 06:23 18:20

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