Cooks River - Fatima Island Weather Forecast

    • 19
    • 23

    Showers. Storm

    • 17
    • 27

    Shower or two

    • 19
    • 31

    Possible shower

    • 19
    • 23

    Possible shower

    • 17
    • 23

    Cloudy

    • 18
    • 26

    Partly cloudy

    • 17
    • 28

    Sunny

Today 12 Dec Sydney

Cloudy. High chance of showers, becoming less likely this evening. A thunderstorm likely during the morning and afternoon, possibly severe with heavy rain which may lead to flash flooding. Winds south to southeasterly 15 to 20 km/h turning easterly 15 to 25 km/h during the morning then becoming light in the late evening.

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  • Temperature Forecast Bureau of Meteorology

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Cooks River - Fatima Island Temperature Statistics View More

December Temperature

Sydney Airport (2km)

  • Lowest 2 December, 2025

    13.4 °C

  • Average December

    22.8 °C

  • Highest 6 December, 2025

    39.2 °C

Climate (2020–Present)

Sydney Airport (2km)

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  • Average Low 2020–2025

    14.8 °C

  • Average 2020–2025

    18.6 °C

  • Average High 2020–2025

    23.3 °C
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