Australia weather in September 2021

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Below are average maximum temperatures at popular destinations in Australia in September. Select a destination to see more weather parameters.

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The September weather guide for Australia 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.

How hot is it in Australia in September?

Daytime temperatures usually reach 20°C in Sydney, Australia in September, falling to 11°C at night.

How sunny is it in Australia in September?

There are normally 7 hours of bright sunshine each day in Sydney, Australia in September - that's 62% of daylight hours.

How warm is the sea around Australia in September?

The average sea temperature around Sydney, Australia in September is 18°C.

Does it rain in Australia in September?

There are usually 10 days with some rain in Sydney, Australia in September and the average monthly rainfall is 62mm.

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

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Australia sunrise & sunset times for September 2021

Browse the sunrise and sunset times for Australia in September 2021. Select a month to view Australia sunrise & sunset times for the next 12 months. The Australia sunrise and sunset times shown below are for Sydney.


Date Sunrise times Sunset times
Wednesday, 1st September 2021 06:14 17:37
Wednesday, 15th September 2021 05:55 17:47
Thursday, 30th September 2021 05:34 17:57
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