Georges River - Great Moon Bay Weather Forecast

    • 20
    • 31

    Partly cloudy

    • 20
    • 33

    Possible shower or storm

    • 23
    • 32

    Possible shower

    • 18
    • 30

    Possible shower

    • 17
    • 29

    Partly cloudy

    • 17
    • 25

    Shower or two

    • 16
    • 24

    Cloudy

Today 20 Dec Sydney

Partly cloudy. Slight chance of a shower, becoming less likely late this afternoon and evening. The chance of a thunderstorm during this afternoon and early evening. Light winds becoming east to northeasterly 15 to 20 km/h in the middle of the day then becoming light in the evening.

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  • Temperature Forecast Bureau of Meteorology

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Georges River - Great Moon Bay Temperature Statistics View More

December Temperature

Bankstown Airport (8km)

  • Lowest 1 December, 2025

    9.7 °C

  • Average December

    22.9 °C

  • Highest 6 December, 2025

    40.8 °C

Climate (2020–Present)

Bankstown Airport (8km)

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  • Average Low 2020–2025

    12.7 °C

  • Average 2020–2025

    17.7 °C

  • Average High 2020–2025

    24 °C
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