Port MacDonnell Lighthouse Weather Forecast

    • 9
    • 14

    Shower

    • 10
    • 16

    Shower

    • 10
    • 15

    Shower

    • 6
    • 14

    Cloudy

    • 5
    • 15

    Partly cloudy

    • 6
    • 18

    Partly cloudy

    • 9
    • 18

    Shower

Today 12 Aug Lower South East

Partly cloudy. Medium chance of showers, becoming less likely later this evening. Winds westerly 20 to 30 km/h.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
West to southwesterly 15 to 20 knots, reaching up to 25 knots south of Port MacDonnell in the late evening.
Seas
1.5 metres, increasing to 1.5 to 2 metres south of Beachport.
1st Swell
Southwesterly 5 metres.
Weather
Cloudy.
Weather Situation
A ridge of high pressure will extend into South Australia from the west this evening, with the associated high to move over the state on Thursday. The high will then gradually drift to the southeast to be located in vicinity of Tasmania over the weekend, with a ridge expected to remain over South Australia.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Port MacDonnell Lighthouse Temperature Statistics View More

August Temperature

Mount Gambier Airport (35km)

  • Lowest 1 August, 2026

    0.3 °C
  • Average August

    9.7 °C
  • Highest 2 August, 2026

    15.7 °C

Climate (2021–2026)

Mount Gambier Airport (35km)

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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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