Marum Island Weather Forecast

    • 19
    • 24

    Sunny

    • 23
    • 28

    Partly cloudy

    • 19
    • 22

    Partly cloudy

    • 21
    • 26

    Partly cloudy

    • 23
    • 25

    Sunny

    • 20
    • 21

    Windy

    • 19
    • 21

    Partly cloudy

Today 23 Jan Lower Eyre Peninsula

Sunny. Winds north to northeasterly 20 to 30 km/h tending northwest to southwesterly 15 to 25 km/h in the early afternoon then tending east to northeasterly in the evening. Daytime maximum temperatures in the mid to high 30s.

Spencer Gulf Coastal Waters

Wind
Northeasterly 10 to 15 knots turning easterly in the late afternoon. Winds reaching up to 20 knots north of Cowell to Wallaroo in the evening.
Seas
Around 1 metre.
1st Swell
South to southwesterly below 1 metre.
Weather
Sunny.
Weather Situation
A trough of low pressure approaches from the west late today and is forecast to move over southern SA during Saturday, then lingers through inland SA into Sunday. A high pressure system is expected to move over waters to the south over the weekend, extending a ridge over southern SA on Sunday, before a second trough moves in from the west on Monday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Marum Island Temperature Statistics View More

January Temperature

Port Lincoln Airport (35km)

  • Lowest 6 January, 2026

    11.9 °C

  • Average January

    19.6 °C

  • Highest 7 January, 2026

    44.5 °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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