Stack Island Weather Forecast

    • 12
    • 16

    Shower or two

    • 11
    • 16

    Showers easing

    • 10
    • 16

    Shower or two

    • 9
    • 18

    Mostly sunny

    • 11
    • 17

    Shower or two

    • 12
    • 18

    Mostly sunny

    • 11
    • 18

    Mostly sunny

Today 8 Jul Illawarra

Partly cloudy. High chance of showers along the coastal fringe, medium chance elsewhere. Light winds becoming southerly 15 to 20 km/h in the morning then becoming light in the late afternoon. Overnight temperatures falling to between 6 and 10 with daytime temperatures reaching between 12 and 17.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Southerly 15 to 20 knots.
Seas
1 to 1.5 metres.
1st Swell
Southeasterly 2.5 to 3 metres inshore, increasing to 2.5 to 4 metres offshore north of Point Perpendicular.
Weather
Partly cloudy. 90% chance of showers.
Caution
Large and powerful surf conditions are expected to be hazardous for coastal activities such as crossing bars by boat and rock fishing.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Stack Island Temperature Statistics View More

July Temperature

Kiama (Bombo Headland) (3km)

  • Lowest 5 July, 2026

    10.4 °C

  • Average July

    14.2 °C

  • Highest 2 July, 2026

    22.2 °C

Climate (2021–2026)

Kiama (Bombo Headland) (3km)

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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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