Port MacDonnell Lighthouse Weather Forecast

    • 10
    • 19

    Shower

    • 12
    • 19

    Cloudy

    • 12
    • 19

    Shower

    • 11
    • 18

    Cloudy

    • 11
    • 20

    Cloudy

    • 10
    • 24

    Partly cloudy

    • 13
    • 31

    Sunny

Today 22 Dec Lower South East

Cloudy. Medium chance of showers, most likely this evening. Winds westerly 20 to 30 km/h. Daytime maximum temperatures in the low 20s.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Westerly 15 to 20 knots, reaching up to 25 knots south of Port MacDonnell during the afternoon and evening. Winds turning southwesterly in the evening.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres around midday.
1st Swell
Southwesterly 1.5 metres, increasing to 1.5 to 2 metres during the morning, then tending westerly 1.5 to 2 metres around midday.
Weather
Cloudy. 60% chance of showers.
Weather Situation
A high pressure ridge extends across the entire Coastal Waters and persists until Thursday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Port MacDonnell Lighthouse Temperature Statistics View More

December Temperature

Mount Gambier Airport (35km)

  • Lowest 7 December, 2025

    4.7 °C

  • Average December

    16 °C

  • Highest 18 December, 2025

    38.9 °C

Climate (2020–Present)

Mount Gambier Airport (35km)

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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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