Port Augusta weather in December 2025

Expect daytime maximum temperatures of 88°F in Port Augusta, South Australia in December based on long-term weather averages. There are 10 hours of sunshine per day on average.

  • 88°F maximum daytime temperature in December in Port Augusta88
    88°F max day temperature
  • 10 hours of sunshine per day
  • 5 days with some rainfall in December in Port Augusta5
    5 days with some rainfall
  • 63°F minimum night-time temperature in December in Port Augusta63
    63°F min night temperature
  • 14 hours of daylight per day in December in Port Augusta14
    14 hours of daylight per day
  • Moderate heat & humidity in December in Port AugustaM
    Moderate heat & humidity
  • 0.6 inches monthly rainfall in December in Port Augusta0.6
    0.6 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in December in Port Augusta11
    11+ (Extreme) UV index

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The December weather guide for South Australia (Port Augusta) 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)  |  Imperial (°F)

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How hot is it in Port Augusta in December?

Daytime temperatures usually reach 79°F in Port Augusta in December with low heat and humidity, falling to 57°F at night.

How sunny is it in Port Augusta in December?

There are normally 9 hours of bright sunshine each day in Port Augusta in December - that's 64% of daylight hours.

How warm is the sea around Port Augusta in December?

The average sea temperature around Port Augusta in December is 68°F.

Does it rain in Port Augusta in December?

There are usually 6 days with some rain in Port Augusta in December and the average monthly rainfall is 1.1 inches.

Port Augusta December sunrise & sunset times

Browse the sunrise and sunset times for Port Augusta in December 2025. Select a month to view Port Augusta sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 05:04 19:12
Tuesday, 16th December 2025 05:06 19:23
Wednesday, 31st December 2025 05:14 19:29

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