Shellharbour South Beach Weather Forecast

    • 21
    • 30

    Clear

    • 23
    • 42

    Sunny. Late cool change

    • 19
    • 21

    Shower or two

    • 18
    • 22

    Shower or two

    • 18
    • 25

    Partly cloudy

    • 20
    • 24

    Shower or two

    • 19
    • 24

    Shower or two

Today 9 Jan Illawarra

Clear. Winds northwest to northeasterly 20 to 30 km/h decreasing to 15 to 20 km/h in the late evening.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Northeasterly 25 to 30 knots turning northerly in the evening.
Seas
2 to 2.5 metres.
1st Swell
Northeasterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore.
Weather
Clear.
Weather Situation
North to northeasterly winds along the Coastal Waters will continue to freshen through this week as a high over the Tasman Sea strengthens. A cold front and its associated trough will begin moving up the south coast during Saturday bringing fresh to strong southerlies in its wake. The trough is expected to stall about the central coast during Sunday, then continue to the reach the northern border by Monday. Coastal winds broadly shifty easterly during the new week as a high pressure system settles over the Tasman Sea.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Shellharbour South Beach Temperature Statistics View More

January Temperature

Kiama (Bombo Headland) (7km)

  • Lowest 2 January, 2026

    14.7 °C

  • Average January

    21 °C

  • Highest 7 January, 2026

    27 °C

Climate (2021–Present)

Kiama (Bombo Headland) (7km)

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  • Average Low 2021–2026

    14.7 °C

  • Average 2021–2026

    17.8 °C

  • Average High 2021–2026

    21.4 °C
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