Port Macdonnell Offshore Weather Forecast

    • 13
    • 14

    Partly cloudy

    • 13
    • 17

    Partly cloudy

    • 14
    • 18

    Shower

    • 14
    • 14

    Shower

    • 13
    • 14

    Shower

    • 14
    • 14

    Shower

    • 12
    • 13

    Shower

Today 17 Oct Lower South East

Partly cloudy. Winds westerly 25 to 35 km/h becoming light in the late evening. Daytime maximum temperatures between 17 and 20.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Westerly 10 to 15 knots, reaching up to 25 knots south of Beachport in the late afternoon.
Seas
Below 1 metre, increasing to 1 to 2 metres south of Beachport.
1st Swell
Southwesterly 3 metres, increasing to 3 to 4 metres south of Beachport.
Weather
Partly cloudy.
Weather Situation
A high pressure system over the state will drift eastwards through Saturday, extending a weakening ridge central and eastern waters. On Sunday a trough will move over western coasts before pushing inland with a low pressure system moving into Bight by Tuesday bringing a series of troughs across coastal waters.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Port Macdonnell Offshore Temperature Statistics View More

October Temperature

Mount Gambier Airport (44km)

  • Lowest 13 October, 2025

    4.3 °C

  • Average October

    12.7 °C

  • Highest 4 October, 2025

    24.1 °C

Climate (2020–Present)

Mount Gambier Airport (44km)

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

  • Average Low 2020–2025

    8.8 °C

  • Average 2020–2025

    13.7 °C

  • Average High 2020–2025

    20 °C
Get WillyWeather+ to remove ads