Rocky Island Weather Forecast

    • 14
    • 15

    Partly cloudy

    • 13
    • 16

    Shower

    • 14
    • 15

    Shower

    • 13
    • 13

    Cloudy

    • 11
    • 13

    Cloudy

    • 10
    • 14

    Cloudy

    • 11
    • 15

    Partly cloudy

Today 26 Jul Lower Eyre Peninsula

Cloudy. Medium chance of showers in the late morning and afternoon. Winds northwesterly 15 to 20 km/h becoming light in the late afternoon. Daytime maximum temperatures around 17.

Lower West Coastal Waters

Elliston to Cape Carnot
Wind
West to northwesterly 10 to 15 knots tending north to northwesterly during the afternoon and evening. Winds reaching up to 20 knots offshore during the afternoon and evening.
Seas
Below 1 metre, increasing to 1 to 1.5 metres during the afternoon.
1st Swell
Southwesterly 2 metres.
Weather
Partly cloudy.
Weather Situation
A strong high pressure system centred over the state will slowly drift east and weaken over the weekend. A cold front will move up through the Bight and over southern SA on Monday, with a new high pressure system moving into the Bight mid next week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Rocky Island Temperature Statistics View More

July Temperature

Cummins Airport (41km)

  • Lowest 18 July, 2026

    -0.9 °C

  • Average July

    10.3 °C

  • Highest 18 July, 2026

    19.6 °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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