Sydney weather in December 2022

  • 26°C maximum daytime temperature in December in Sydney26
    26°C max day temperature
  • 8 hours of sunshine per day
  • 10 days with some rainfall in December in Sydney10
    10 days with some rainfall
  • 18°C minimum night-time temperature in December in Sydney18
    18°C min night temperature
  • 14 hours of daylight per day in December in Sydney14
    14 hours of daylight per day
  • Low heat & humidity in December in SydneyL
    Low heat & humidity
  • 86 mm monthly rainfall in December in Sydney86
    86 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in December in Sydney11
    11+ (Extreme) UV index
  • 21°C sea temperature in December in Sydney21
    21°C sea temperature
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Recommended for New South Wales

The December weather guide for New South Wales (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 Sydney

How hot is it in Sydney in December?

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

How sunny is it in Sydney in December?

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

How warm is the sea around Sydney in December?

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

Does it rain in Sydney in December?

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

Sydney December sunrise & sunset times

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


Date Sunrise times Sunset times
Thursday, 1st December 2022 05:37 19:51
Friday, 16th December 2022 05:39 20:03
Saturday, 31st December 2022 05:47 20:09

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