Port Macdonnell Weather Forecast

    • 11
    • 17

    Cloudy

    • 12
    • 17

    Cloudy

    • 10
    • 22

    Cloudy

    • 11
    • 29

    Sunny

    • 16
    • 32

    Partly cloudy

    • 17
    • 25

    Shower

    • 11
    • 17

    Shower

Today 25 Dec Lower South East

Partly cloudy. Winds southerly 25 to 35 km/h. Overnight temperatures falling to between 7 and 10 with daytime temperatures reaching between 18 and 22.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Southerly 15 to 20 knots.
Seas
1 to 1.5 metres, decreasing to 1 metre during the morning, then increasing to 1 to 1.5 metres during the afternoon.
1st Swell
Southwesterly 3 to 4 metres, decreasing to 3 metres by early evening.
Weather
Cloudy.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Port Macdonnell Temperature Statistics View More

December Temperature

Mount Gambier Airport (34km)

  • Lowest 7 December, 2025

    4.7 °C

  • Average December

    15.8 °C

  • Highest 18 December, 2025

    38.9 °C

Climate (2020–Present)

Mount Gambier Airport (34km)

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  • Average Low 2020–2025

    8.8 °C

  • Average 2020–2025

    13.6 °C

  • Average High 2020–2025

    19.9 °C
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