Avalon Weather Forecast

    • 17
    • 22

    Sunny day. Late shower or two

    • 11
    • 16

    Partly cloudy

    • 11
    • 17

    Partly cloudy

    • 10
    • 21

    Sunny

    • 13
    • 25

    Sunny

    • 14
    • 28

    Sunny

    • 17
    • 24

    Becoming cloudy

Today 15 Sep Sydney

Sunny day. Medium chance of showers in the late afternoon and evening. Light winds becoming south to southeasterly 20 to 30 km/h in the middle of the day.

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Avalon Temperature Statistics View More

September Temperature

Terrey Hills (11km)

  • Lowest 10 September, 2026

    8.1 °C

  • Average September

    16.2 °C

  • Highest 5 September, 2026

    30.8 °C

Climate (2021–2026)

Terrey Hills (11km)

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  • Average Low 2021–2026

    13.6 °C

  • Average 2021–2026

    17.1 °C

  • Average High 2021–2026

    21.9 °C
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