Stack Island Weather Forecast

    • 17
    • 24

    Clear

    • 18
    • 28

    Showers. Storm developing

    • 14
    • 19

    Shower or two

    • 13
    • 20

    Shower or two

    • 12
    • 21

    Mostly sunny

    • 13
    • 22

    Sunny

    • 15
    • 23

    Partly cloudy

Today 24 Oct Illawarra

Clear. Winds northwest to northeasterly 15 to 20 km/h.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Northerly 15 to 20 knots, reaching up to 25 knots offshore north of Port Kembla.
Seas
1.5 metres, increasing to 1.5 to 2 metres offshore north of Port Kembla.
1st Swell
Northeasterly around 1 metre.
Weather
Clear.
Weather Situation
A high in the Tasman Sea maintains a ridge over the coastal waters. The high will move slowly east on the weekend. A strong cold front and trough will cross the southern coastal waters late on Sunday and move north, bringing fresh to strong winds over southern and central coastal waters on Monday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Stack Island Temperature Statistics View More

October Temperature

Kiama (Bombo Headland) (3 km)

  • Lowest 9 October, 2026

    11.4 °C

  • Average October

    17.9 °C

  • Highest 12 October, 2026

    34.3 °C

Climate (2021–2026)

Kiama (Bombo Headland) (3 km)

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  • Average Low 2021–2026

    14.9 °C

  • Average 2021–2026

    17.9 °C

  • Average High 2021–2026

    21.5 °C
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