Marum Island Weather Forecast

    • 12
    • 13

    Cloudy

    • 11
    • 13

    Shower

    • 11
    • 16

    Partly cloudy

    • 13
    • 14

    Cloudy

    • 13
    • 15

    Shower

    • 14
    • 15

    Partly cloudy

    • 13
    • 15

    Shower

Today 31 Aug Lower Eyre Peninsula

Cloudy. Medium chance of showers, most likely in the late morning and afternoon. Winds northwesterly 15 to 20 km/h tending westerly 15 to 25 km/h in the middle of the day then becoming light in the evening. Daytime maximum temperatures around 15.

Spencer Gulf Coastal Waters

Wind
West to southwesterly 10 to 15 knots decreasing to about 10 knots in the evening.
Seas
Below 1 metre.
1st Swell
South to southwesterly around 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
Weather
Cloudy.
Weather Situation
A high pressure system lies over South Australia with a westerly flow continuing for SA waters. A trough will pass over the southeast on Tuesday, pushing the high a little further north. The high is expected to eventually move to the east on Thursday allowing a second trough to enter the far west late in the week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Marum Island Temperature Statistics View More

August Temperature

Port Lincoln Airport (35km)

  • Lowest 14 August, 2025

    2.7 °C

  • Average August

    11.6 °C

  • Highest 25 August, 2025

    21.8 °C

Climate (2020–Present)

Port Lincoln Airport (35km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    11.4 °C

  • Average 2020–2025

    15.8 °C

  • Average High 2020–2025

    21.3 °C
Get WillyWeather+ to remove ads