MacDonnell Bay Weather Forecast

    • 18
    • 24

    Partly cloudy

    • 11
    • 27

    Partly cloudy

    • 15
    • 26

    Partly cloudy

    • 15
    • 27

    Shower

    • 13
    • 23

    Partly cloudy

    • 10
    • 22

    Partly cloudy

    • 10
    • 25

    Partly cloudy

Today 22 Apr Lower South East

Partly cloudy. Winds west to southwesterly 15 to 20 km/h turning southerly in the early afternoon then becoming light in the evening.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Southerly 10 to 15 knots tending southeasterly in the evening.
Seas
Below 1 metre.
1st Swell
Southwesterly 1.5 to 2 metres.
Weather
Mostly clear.
Weather Situation
A strong high pressure system east of Tasmania will maintain a ridge over SA this week. A cold front will pass over the south again on Saturday and weaken with a high pressure system to follow over waters south of the Bight on Sunday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

MacDonnell Bay Temperature Statistics View More

April Temperature

Mount Gambier Airport (34km)

  • Lowest 18 April, 2026

    3 °C

  • Average April

    13.8 °C

  • Highest 5 April, 2026

    25.3 °C

Climate (2021–Present)

Mount Gambier Airport (34km)

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  • Average Low 2021–2026

    8.8 °C

  • Average 2021–2026

    13.7 °C

  • Average High 2021–2026

    20 °C
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