Avalon Weather Forecast

    • 20
    • 25

    Possible shower. Wind easing

    • 18
    • 25

    Possible shower

    • 20
    • 31

    Mostly sunny

    • 20
    • 24

    Cloudy

    • 19
    • 22

    Shower or two

    • 19
    • 23

    Showers

    • 19
    • 27

    Shower or two

Today 7 Dec Sydney

Partly cloudy. Medium chance of showers, most likely late this afternoon and evening. The chance of a thunderstorm early this morning. Winds west to northwesterly 20 to 30 km/h shifting southeasterly 35 to 50 km/h during the morning then decreasing to 20 to 30 km/h in the late afternoon.

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Avalon Temperature Statistics View More

December Temperature

Terrey Hills (11km)

  • Lowest 3 December, 2025

    11.3 °C

  • Average December

    21.9 °C

  • Highest 5 December, 2025

    36.5 °C

Climate (2020–Present)

Terrey Hills (11km)

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  • Average Low 2020–2025

    13.4 °C

  • Average 2020–2025

    16.9 °C

  • Average High 2020–2025

    21.8 °C
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