Hawkesbury River - Back Bay Weather Forecast

    • 12
    • 27

    Mostly sunny

    • 14
    • 26

    Partly cloudy

    • 17
    • 22

    Shower or two

    • 15
    • 24

    Partly cloudy

    • 15
    • 27

    Partly cloudy

    • 17
    • 29

    Shower or two

    • 18
    • 30

    Shower or two

Today 30 Dec Central Coast

Mostly sunny. Light winds becoming easterly 15 to 20 km/h in the middle of the day then becoming light in the evening.

Sydney Enclosed Waters

Sydney Harbour, Pittwater and Botany Bay
Wind
Southerly below 10 knots becoming west to southwesterly before dawn then becoming east to northeasterly in the morning.
Seas
Below 0.5 metres.
Weather
Mostly sunny.
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  • Temperature Forecast Bureau of Meteorology

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Hawkesbury River - Back Bay Temperature Statistics View More

December Temperature

Terrey Hills (20km)

  • Lowest 3 December, 2025

    11.3 °C

  • Average December

    20.9 °C

  • Highest 19 December, 2025

    40.2 °C

Climate (2020–Present)

Terrey Hills (20km)

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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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