Port Macdonnell Weather Forecast

    • 12
    • 19

    Cloudy

    • 11
    • 21

    Cloudy

    • 9
    • 26

    Partly cloudy

    • 16
    • 29

    Shower

    • 13
    • 18

    Shower

    • 12
    • 17

    Cloudy

    • 11
    • 19

    Partly cloudy

Today 8 Mar Lower South East

Cloud clearing. Winds southeasterly 20 to 30 km/h turning southerly 15 to 25 km/h in the evening. Daytime maximum temperatures in the low to mid 20s.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Southeasterly 15 to 20 knots, reaching up to 25 knots inshore in the late afternoon.
Seas
1 to 1.5 metres, increasing to 1.5 to 2 metres north of Beachport during the afternoon.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Cloudy.
Weather Situation
A ridge of high pressure lies to the south of SA. The ridge will strengthen as another high develops over waters south of the Bight. This second high will move eastwards today and early next week ahead of a cold front expected to move across mid next week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Port Macdonnell Temperature Statistics View More

March Temperature

Mount Gambier Airport (34km)

  • Lowest 4 March, 2026

    7.5 °C

  • Average March

    16.8 °C

  • Highest 6 March, 2026

    25.4 °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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