Avalon Beach Offshore Weather Forecast

    • 11
    • 22

    Sunny

    • 15
    • 27

    Sunny

    • 17
    • 27

    Sunny

    • 18
    • 26

    Possible late shower

    • 15
    • 18

    Shower or two

    • 15
    • 21

    Possible shower

    • 15
    • 22

    Partly cloudy

Today 18 Sep Sydney

Sunny. Light winds becoming northwest to northeasterly 15 to 20 km/h in the middle of the day then tending northwest to southwesterly in the evening.

Sydney Coastal Waters

Broken Bay to Port Hacking
Wind
West to northwesterly about 10 knots tending north to northeasterly 10 to 15 knots in the early afternoon then tending north to northwesterly in the evening.
Seas
Below 1 metre.
1st Swell
Southerly 2 to 2.5 metres.
Weather
Sunny.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Avalon Beach Offshore Temperature Statistics View More

September Temperature

Terrey Hills (18km)

  • Lowest 10 September, 2026

    8.1 °C

  • Average September

    15.9 °C

  • Highest 5 September, 2026

    30.8 °C

Climate (2021–2026)

Terrey Hills (18km)

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  • Average Low 2021–2026

    13.6 °C

  • Average 2021–2026

    17.1 °C

  • Average High 2021–2026

    22 °C
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