Rocky Island Weather Forecast

    • 17
    • 17

    Partly cloudy

    • 14
    • 17

    Partly cloudy

    • 15
    • 19

    Sunny

    • 17
    • 21

    Partly cloudy

    • 18
    • 22

    Cloudy

    • 17
    • 24

    Partly cloudy

    • 20
    • 21

    Partly cloudy

Today 6 Dec Lower Eyre Peninsula

Partly cloudy. The chance of a thunderstorm. Winds southerly 15 to 25 km/h.

Lower West Coastal Waters

Elliston to Cape Carnot
Wind
Southerly 10 to 15 knots.
Seas
1 to 1.5 metres.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Partly cloudy.
Weather Situation
A high pressure system is building west of the Bight. The high will move slowly eastwards on Sunday and early next week to be centred over the Tasman Sea by Monday. Another weak cold front clips the southeast late Monday, before another high pressure ridge develops south of the Bight on Tuesday. A trough of low pressure develops across the far north on Tuesday and Wednesday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Rocky Island Temperature Statistics View More

December Temperature

Cummins Airport (41km)

  • Lowest 2 December, 2025

    7.6 °C

  • Average December

    19 °C

  • Highest 3 December, 2025

    34.6 °C

Climate (2020–Present)

Cummins Airport (41km)

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  • Average Low 2020–2025

    9.4 °C

  • Average 2020–2025

    15.6 °C

  • Average High 2020–2025

    22.8 °C
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