Port Macdonnell Offshore Weather Forecast

    • 11
    • 13

    Partly cloudy

    • 8
    • 13

    Fog

    • 9
    • 14

    Shower

    • 12
    • 13

    Shower

    • 11
    • 12

    Shower

    • 10
    • 13

    Cloudy

    • 10
    • 14

    Shower

Today 31 Jul Lower South East

Clear. Patchy fog in the south. Light winds.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
North to northwesterly about 10 knots.
Seas
Below 0.5 metres.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Partly cloudy.
Weather Situation
A high pressure system, centred over Victoria, will continue extending a ridge across South Australia as it moves into the Tasman Sea on Saturday. A cold front is forecast to move across the Bight from overnight Saturday into Sunday, before moving across southeast SA during Sunday evening, with another high pressure system moving into the Bight behind the front.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Port Macdonnell Offshore Temperature Statistics View More

July Temperature

Mount Gambier Airport (44km)

  • Lowest 7 July, 2026

    -1.1 °C

  • Average July

    9.4 °C

  • Highest 1 July, 2026

    16.7 °C

Climate (2021–2026)

Mount Gambier Airport (44km)

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  • Average Low 2021–2026

    8.9 °C

  • Average 2021–2026

    13.7 °C

  • Average High 2021–2026

    20.1 °C
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