Australia weather in December 2022

  • 26°C maximum daytime temperature in December in Australia (Sydney)26
    26°C max day temperature
  • 8 hours of sunshine per day
  • 10 days with some rainfall in December in Australia (Sydney)10
    10 days with some rainfall
  • 18°C minimum night-time temperature in December in Australia (Sydney)18
    18°C min night temperature
  • 14 hours of daylight per day in December in Australia (Sydney)14
    14 hours of daylight per day
  • Low heat & humidity in December in Australia (Sydney)L
    Low heat & humidity
  • 86 mm monthly rainfall in December in Australia (Sydney)86
    86 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in December in Australia (Sydney)11
    11+ (Extreme) UV index
  • 21°C sea temperature in December in Australia (Sydney)21
    21°C sea temperature

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

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The December weather guide for Australia (Sydney) 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.

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

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More about Australia

How hot is it in Australia in December?

Daytime temperatures usually reach 26°C in Sydney, Australia in December with low heat and humidity, falling to 18°C at night.

How sunny is it in Australia in December?

There are normally 8 hours of bright sunshine each day in Sydney, Australia in December - that's 54% of daylight hours.

How warm is the sea around Australia in December?

The average sea temperature around Sydney, Australia in December is 21°C.

Does it rain in Australia in December?

There are usually 10 days with some rain in Sydney, Australia in December and the average monthly rainfall is 86mm.

Australia December sunrise & sunset times

Browse the sunrise and sunset times for Australia in December 2022. Select a month to view Australia sunrise and sunset times for the next 12 months. The Australia sunrise and sunset times shown below are for Sydney.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st December 2022 04:37 18:51
Friday, 16th December 2022 04:39 19:03
Saturday, 31st December 2022 04:47 19:09

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