Port MacDonnell Lighthouse Weather Forecast

    • 12
    • 31

    Partly cloudy

    • 16
    • 23

    Shower

    • 11
    • 20

    Shower

    • 10
    • 16

    Shower

    • 7
    • 15

    Shower

    • 8
    • 16

    Shower

    • 9
    • 18

    Shower

Today 22 Oct Lower South East

The chance of fog early this morning. Mostly sunny afternoon. Winds north to northeasterly 15 to 25 km/h tending north to northwesterly 20 to 30 km/h in the middle of the day then becoming light in the evening. Daytime maximum temperatures in the low 30s.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
East to northeasterly 10 to 15 knots turning north to northwesterly in the late morning.
Seas
Around 1 metre.
1st Swell
Southwesterly 2.5 to 3 metres inshore, increasing to 3 to 4 metres offshore.
Weather
Mostly sunny.
Weather Situation
A slow moving high pressure system in the Tasman Sea maintains a ridge across eastern parts of the state. A trough of low pressure is forecast to move into the west on Thursday, and slowly move eastwards on Friday. Another trough and multiple cold fronts move over the state over the weekend.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Port MacDonnell Lighthouse Temperature Statistics View More

October Temperature

Mount Gambier Airport (35 km)

  • Lowest 7 October, 2026

    2.8 °C

  • Average October

    14.4 °C

  • Highest 19 October, 2026

    28.9 °C

Climate (2021–2026)

Mount Gambier Airport (35 km)

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  • Average Low 2021–2026

    8.9 °C

  • Average 2021–2026

    13.8 °C

  • Average High 2021–2026

    20.1 °C
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