Cabbage Tree Island Weather Forecast

    • 7
    • 23

    Sunny

    • 14
    • 29

    Sunny

    • 13
    • 30

    Sunny

    • 16
    • 23

    Shower or two

    • 12
    • 19

    Cloudy

    • 12
    • 22

    Partly cloudy

    • 11
    • 24

    Partly cloudy

Today 18 Sep Illawarra

Sunny. Winds west to northwesterly and light increasing to 15 to 25 km/h in the morning then becoming westerly 25 to 35 km/h in the early afternoon. Overnight temperatures falling to between 4 and 7 with daytime temperatures reaching the low to mid 20s.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
West to northwesterly below 10 knots tending northwest to northeasterly 10 to 15 knots in the middle of the day then tending west to northwesterly in the late evening. Winds reaching up to 20 knots offshore south of Port Kembla in the late evening.
Seas
Below 1 metre.
1st Swell
Southerly 2 metres.
Weather
Sunny.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cabbage Tree Island Temperature Statistics View More

September Temperature

Point Perpendicular (9km)

  • Lowest 16 September, 2026

    10.1 °C

  • Average September

    16.1 °C

  • Highest 5 September, 2026

    26.4 °C

Climate (2021–2026)

Point Perpendicular (9km)

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  • Average Low 2021–2026

    14.8 °C

  • Average 2021–2026

    17.5 °C

  • Average High 2021–2026

    20.9 °C
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