Rocky Island Weather Forecast

    • 13
    • 15

    Cloudy

    • 11
    • 16

    Sunny

    • 14
    • 19

    Partly cloudy

    • 18
    • 20

    Cloudy

    • 17
    • 19

    Shower

    • 16
    • 19

    Partly cloudy

    • 17
    • 20

    Partly cloudy

Today 21 Sep Lower Eyre Peninsula

Cloudy. Winds southerly 15 to 25 km/h turning east to southeasterly 15 to 20 km/h during the day. Overnight temperatures falling to between 8 and 11 with daytime temperatures reaching around 16.

Lower West Coastal Waters

Elliston to Cape Carnot
Wind
Southerly 15 to 20 knots turning east to southeasterly 10 to 15 knots during the day.
Seas
1 to 1.5 metres, decreasing to 1 metre during the morning.
1st Swell
Southwesterly 2.5 to 3 metres, increasing to 3 to 4 metres during the morning.
Weather
Cloudy.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Rocky Island Temperature Statistics View More

September Temperature

Cummins Airport (41km)

  • Lowest 17 September, 2026

    1.1 °C

  • Average September

    12.9 °C

  • Highest 19 September, 2026

    28.3 °C

Climate (2021–2026)

Cummins Airport (41km)

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  • Average Low 2021–2026

    9.7 °C

  • Average 2021–2026

    15.7 °C

  • Average High 2021–2026

    22.9 °C
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