Hawkesbury River (Sandbrook Inlet) - Long Island Marina Weather Forecast

    • 11
    • 22

    Shower or two

    • 11
    • 19

    Shower or two

    • 8
    • 20

    Possible shower

    • 9
    • 18

    Partly cloudy

    • 9
    • 21

    Partly cloudy

    • 8
    • 22

    Mostly sunny

    • 9
    • 25

    Mostly sunny

Today 7 Sep Central Coast

Partly cloudy. Medium chance of showers, most likely late this afternoon and evening. Light winds becoming east to southeasterly 15 to 20 km/h in the early afternoon then turning southerly 20 to 30 km/h in the evening.

Sydney Enclosed Waters

Sydney Harbour, Pittwater and Botany Bay
Wind
Variable about 10 knots becoming south to southwesterly 10 to 15 knots in the evening then becoming southerly 20 to 30 knots in the late evening. Squalls possible with the wind change.
Seas
Below 0.5 metres.
Weather
Partly cloudy. 60% chance of showers.
Weather Situation
A broad high pressure ridge continues to build from the west while a trough lingers over the far northeast of the state. A weak cold front is forecast to cross the far southeast of the state this morning, bringing a gusty southerly change up the NSW coast, followed by another cold front and southerly change mid-week.
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  • Temperature Forecast Bureau of Meteorology

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Hawkesbury River (Sandbrook Inlet) - Long Island Marina Temperature Statistics View More

September Temperature

Terrey Hills (16km)

  • Lowest 1 September, 2026

    11.3 °C

  • Average September

    18.7 °C

  • Highest 5 September, 2026

    30.8 °C

Climate (2021–2026)

Terrey Hills (16km)

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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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