Halawa Bay, Molokai weather in September 2025

Expect 28°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Halawa Bay, Molokai in September. Check more long-term weather averages for Halawa Bay, Molokai in September before you book your next holiday to Hawaii in 2025/2026.

  • 28°C maximum daytime temperature in September in Halawa Bay, Molokai28
    28°C max day temperature
  • 9 hours of sunshine per day
  • 7 days with some rainfall in September in Halawa Bay, Molokai7
    7 days with some rainfall
  • 19°C minimum night-time temperature in September in Halawa Bay, Molokai19
    19°C min night temperature
  • 12 hours of daylight per day in September in Halawa Bay, Molokai12
    12 hours of daylight per day
  • Moderate heat & humidity in September in Halawa Bay, MolokaiM
    Moderate heat & humidity
  • 77 mm monthly rainfall in September in Halawa Bay, Molokai77
    77 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in September in Halawa Bay, Molokai11
    11 (Extreme) UV index
  • 27°C sea temperature in September in Halawa Bay, Molokai27
    27°C sea temperature

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Halawa Bay, Molokai by month

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The September weather guide for Hawaii (Halawa Bay, Molokai) 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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How hot is it in Halawa Bay, Molokai in September?

Daytime temperatures usually reach 28°C in Halawa Bay, Molokai in September with moderate heat and humidity, falling to 19°C at night.

How sunny is it in Halawa Bay, Molokai in September?

There are normally 9 hours of bright sunshine each day in Halawa Bay, Molokai in September - that's 70% of daylight hours.

How warm is the sea around Halawa Bay, Molokai in September?

The average sea temperature around Halawa Bay, Molokai in September is 27°C.

Does it rain in Halawa Bay, Molokai in September?

There are usually 7 days with some rain in Halawa Bay, Molokai in September and the average monthly rainfall is 77mm.

Halawa Bay, Molokai September sunrise & sunset times

Browse the sunrise and sunset times for Halawa Bay, Molokai in September 2025. Select a month to view Halawa Bay, Molokai sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:11 18:42
Monday, 15th September 2025 06:14 18:29
Tuesday, 30th September 2025 06:18 18:15

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