Illeroo Weather Forecast

    • 20
    • 32

    Shower

    • 14
    • 28

    Partly cloudy

    • 15
    • 28

    Partly cloudy

    • 15
    • 29

    Sunny

    • 15
    • 30

    Sunny

    • 15
    • 34

    Sunny

    • 18
    • 39

    Sunny

Today 21 Dec North West Pastoral

Mostly sunny. Slight chance of a shower south of Woomera in the early morning. Near zero chance of rain elsewhere. The chance of a thunderstorm in the early morning. Winds south to southwesterly 25 to 40 km/h increasing to 30 to 45 km/h in the morning. Overnight temperatures falling to between 13 and 24 with daytime temperatures reaching 29 to 35.

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Illeroo Temperature Statistics View More

December Temperature

Port Augusta Airport (25km)

  • Lowest 2 December, 2025

    12.1 °C
  • Average December

    25.6 °C
  • Highest 18 December, 2025

    42.7 °C

Climate (2020–Present)

Port Augusta Airport (25km)

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  • Average Low 2020–2025

    12.4 °C
  • Average 2020–2025

    18.8 °C
  • Average High 2020–2025

    26.2 °C
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