Port MacDonnell Lighthouse Weather Forecast

    • 6
    • 16

    Storm

    • 12
    • 18

    Storm

    • 10
    • 16

    Shower

    • 8
    • 17

    Cloudy

    • 7
    • 19

    Shower

    • 11
    • 16

    Shower

    • 8
    • 13

    Shower

Today 21 Oct Lower South East

Cloudy. Very high chance of rain, most likely in the late afternoon and evening. The chance of a thunderstorm in the late afternoon and evening. Winds northeasterly 15 to 20 km/h becoming light in the middle of the day then becoming northeasterly 15 to 25 km/h in the early afternoon. Daytime maximum temperatures between 16 and 19.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Northeasterly 10 to 15 knots tending easterly 15 to 20 knots in the middle of the day then turning north to northeasterly in the evening.
Seas
Below 1 metre, increasing to 1 to 1.5 metres by early evening.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Cloudy. 90% chance of rain. The chance of a thunderstorm in the late afternoon and evening.
Weather Situation
A low pressure system and an associated cold front will move over coastal waters today and Wednesday, reaching the Tasman Sea late on Wednesday. In the wake of this system, a high pressure system will move into the Bight on Thursday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Port MacDonnell Lighthouse Temperature Statistics View More

October Temperature

Mount Gambier Airport (35km)

  • Lowest 13 October, 2025

    4.3 °C

  • Average October

    13 °C

  • Highest 16 October, 2025

    24.7 °C

Climate (2020–Present)

Mount Gambier Airport (35km)

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  • Average Low 2020–2025

    8.9 °C

  • Average 2020–2025

    13.7 °C

  • Average High 2020–2025

    20 °C
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