Rocky Island Weather Forecast

    • 11
    • 17

    Clear

    • 14
    • 17

    Partly cloudy

    • 14
    • 17

    Sunny

    • 13
    • 16

    Partly cloudy

    • 12
    • 17

    Sunny

    • 16
    • 17

    Shower

    • 14
    • 15

    Shower

Today 27 Aug Lower Eyre Peninsula

Clear. Winds northwesterly 15 to 20 km/h becoming light in the late afternoon.

Lower West Coastal Waters

Elliston to Cape Carnot
Wind
Northerly about 10 knots tending northeasterly 10 to 15 knots in the evening.
Seas
Around 1 metre.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Clear.
Weather Situation
A high pressure ridge lies over central and eastern SA, while a low pressure trough moves over the far west late Thursday and Friday. A high pressure system will move over waters to the south over the weekend to be centred over southern Victoria by late Sunday, extending a ridge across SA until Monday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Rocky Island Temperature Statistics View More

August Temperature

Cummins Airport (41km)

  • Lowest 2 August, 2026

    2.7 °C

  • Average August

    11.3 °C

  • Highest 8 August, 2026

    19.8 °C

Climate (2021–2026)

Cummins Airport (41km)

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  • Average Low 2021–2026

    9.6 °C

  • Average 2021–2026

    15.7 °C

  • Average High 2021–2026

    22.9 °C
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