Port Macdonnell Offshore Weather Forecast

    • 16
    • 18

    Partly cloudy

    • 16
    • 18

    Partly cloudy

    • 17
    • 17

    Cloudy

    • 16
    • 17

    Cloudy

    • 16
    • 17

    Partly cloudy

    • 15
    • 18

    Shower

    • 17
    • 18

    Shower

Today 5 Mar Lower South East

Partly cloudy. Patchy morning fog. Light winds becoming northwesterly 15 to 20 km/h in the early morning then tending westerly 20 to 30 km/h in the morning. Overnight temperatures falling to between 8 and 11 with daytime temperatures reaching the low to mid 20s.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
West to northwesterly 10 to 15 knots, reaching up to 20 knots south of Beachport during the day. Winds decreasing to about 10 knots in the late evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres south of Port MacDonnell during the morning.
1st Swell
Southwesterly 2.5 to 3 metres, increasing to 3 to 4 metres by early evening.
Weather
Partly cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Port Macdonnell Offshore Temperature Statistics View More

March Temperature

Mount Gambier Airport (44km)

  • Lowest 4 March, 2026

    7.5 °C

  • Average March

    16.3 °C

  • Highest 1 March, 2026

    22.2 °C

Climate (2021–Present)

Mount Gambier Airport (44km)

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  • Average Low 2021–2026

    8.8 °C

  • Average 2021–2026

    13.7 °C

  • Average High 2021–2026

    20 °C
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