Marley Head Weather Forecast

    • 20
    • 30

    Windy. Partly cloudy

    • 19
    • 24

    Possible shower

    • 19
    • 21

    Showers. Possible storm

    • 19
    • 22

    Showers

    • 19
    • 27

    Shower or two developing

    • 20
    • 28

    Partly cloudy

    • 20
    • 24

    Shower or two

Today 9 Dec Sydney

Partly cloudy. Slight chance of a shower along the coastal fringe later this evening. Near zero chance of rain elsewhere. Winds southeasterly 25 to 35 km/h turning southerly in the evening.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Southerly 15 to 25 knots increasing to 20 to 30 knots in the evening.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres by early evening.
1st Swell
Northeasterly below 1 metre.
Weather
Cloudy.
Weather Situation
A trough moves up southern and central parts of the coast today and on Wednesday, bringing a fresh to strong southerly change with it, before anchoring about the Hunter or Sydney coast, and weakening later in the week. High pressure will build in the Tasman Sea later in the week, bringing east to northeasterly winds to coastal waters, turning northerly over the weekend.
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  • Temperature Forecast Bureau of Meteorology

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Marley Head Temperature Statistics View More

December Temperature

Sydney Airport (18km)

  • Lowest 2 December, 2025

    13.4 °C

  • Average December

    22.9 °C

  • Highest 6 December, 2025

    39.2 °C

Climate (2020–Present)

Sydney Airport (18km)

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  • Average Low 2020–2025

    14.8 °C

  • Average 2020–2025

    18.6 °C

  • Average High 2020–2025

    23.3 °C
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