Byron Bay weather in September 2024

Expect 23°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Byron Bay in September. Check more long-term weather averages for Byron Bay in September before you book your next holiday to New South Wales in 2024/2025.

  • 23°C maximum daytime temperature in September in Byron Bay23
    23°C max day temperature
  • 9 hours of sunshine per day
  • 8 days with some rainfall in September in Byron Bay8
    8 days with some rainfall
  • 12°C minimum night-time temperature in September in Byron Bay12
    12°C min night temperature
  • 12 hours of daylight per day in September in Byron Bay12
    12 hours of daylight per day
  • No heat & humidity in September in Byron Bay0
    No heat & humidity
  • 62 mm monthly rainfall in September in Byron Bay62
    62 mm of monthly rainfall
  • UV (maximum) index 7 (High) in September in Byron Bay7
    7 (High) UV index
  • 21°C sea temperature in September in Byron Bay21
    21°C sea temperature

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The September weather guide for New South Wales (Byron Bay) 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 Byron Bay in September?

Daytime temperatures usually reach 23°C in Byron Bay in September, falling to 12°C at night.

How sunny is it in Byron Bay in September?

There are normally 9 hours of bright sunshine each day in Byron Bay in September - that's 71% of daylight hours.

How warm is the sea around Byron Bay in September?

The average sea temperature around Byron Bay in September is 21°C.

Does it rain in Byron Bay in September?

There are usually 8 days with some rain in Byron Bay in September and the average monthly rainfall is 62mm.

Byron Bay September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st September 2024 06:00 17:32
Sunday, 15th September 2024 05:44 17:38
Monday, 30th September 2024 05:26 17:46

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