Marum Island Weather Forecast

    • 14
    • 15

    Cloudy

    • 13
    • 14

    Cloudy

    • 13
    • 14

    Sunny

    • 13
    • 17

    Sunny

    • 16
    • 20

    Sunny

    • 17
    • 18

    Partly cloudy

    • 15
    • 15

    Cloudy

Today 15 Sep Lower Eyre Peninsula

Cloudy. Winds south to southwesterly 15 to 25 km/h turning southeasterly 20 to 30 km/h during the morning. Overnight temperatures falling to between 7 and 11 with daytime temperatures reaching around 16.

Spencer Gulf Coastal Waters

Wind
South to southwesterly 15 to 20 knots tending south to southeasterly during the morning and early afternoon. Winds reaching up to 25 knots north of Cowell to Wallaroo during the day.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres north of Cowell to Wallaroo during the morning.
1st Swell
South to southwesterly around 1 metre, increasing to 1 to 1.5 metres during the morning, then increasing to 1 to 2 metres during the afternoon.
Weather
Cloudy.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Marum Island Temperature Statistics View More

September Temperature

Port Lincoln Airport (35km)

  • Lowest 11 September, 2026

    5.6 °C

  • Average September

    13.8 °C

  • Highest 4 September, 2026

    25.1 °C

Climate (2021–2026)

Port Lincoln Airport (35km)

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  • Average Low 2021–2026

    11.5 °C

  • Average 2021–2026

    15.8 °C

  • Average High 2021–2026

    21.3 °C
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