Marum Island Weather Forecast

    • 18
    • 21

    Shower

    • 17
    • 18

    Shower

    • 15
    • 17

    Shower

    • 16
    • 18

    Cloudy

    • 16
    • 18

    Cloudy

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    • 19

    Partly cloudy

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    Partly cloudy

Today 9 Apr Lower Eyre Peninsula

Partly cloudy. Medium chance of showers, most likely in the late afternoon and evening. The chance of a thunderstorm in the late morning and afternoon. Winds westerly 25 to 40 km/h. Daytime maximum temperatures in the low to mid 20s.

Spencer Gulf Coastal Waters

Wind
Westerly 15 to 20 knots, reaching up to 25 knots south of Cowell to Wallaroo during the afternoon and evening.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres by early evening.
1st Swell
South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
Weather
Partly cloudy. 70% chance of showers. The chance of a thunderstorm in the late morning and afternoon.
Weather Situation
A cold front sweeps across southern SA today. This front will push the inland trough into the far north, exiting the state early Friday. A cooler southwest to southerly flow will gradually moderate in the wake of the front as a strong high pressure system moves in from the west from Friday, establishing in the Bight on Sunday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Marum Island Temperature Statistics View More

April Temperature

Port Lincoln Airport (35km)

  • Lowest 2 April, 2026

    10.8 °C

  • Average April

    17.7 °C

  • Highest 6 April, 2026

    25.8 °C

Climate (2021–Present)

Port Lincoln Airport (35km)

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  • Average Low 2021–2026

    11.4 °C

  • Average 2021–2026

    15.8 °C

  • Average High 2021–2026

    21.3 °C
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