Port Macdonnell Weather Forecast

    • 8
    • 20

    Partly cloudy

    • 8
    • 25

    Shower

    • 14
    • 26

    Shower

    • 14
    • 18

    Shower

    • 8
    • 20

    Cloudy

    • 12
    • 24

    Shower

    • 11
    • 16

    Shower

Today 4 Apr Lower South East

Sunny. Winds easterly 15 to 25 km/h turning southeasterly in the late afternoon. Daytime maximum temperatures in the low 20s.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Easterly 15 to 20 knots, reaching up to 25 knots inshore in the late afternoon.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres inshore during the afternoon.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Partly cloudy.
Weather Situation
A high pressure system southeast of the Bight will continue to move southeastwards to be centred southeast of Tasmania by Sunday allowing a trough over WA to link to a weak front south of the Bight moving over western and southern parts of SA later Sunday into Monday. Another high pressure system is expected to follow early next week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Port Macdonnell Temperature Statistics View More

April Temperature

Mount Gambier Airport (34km)

  • Lowest 3 April, 2026

    6.8 °C

  • Average April

    14.9 °C

  • Highest 1 April, 2026

    23.6 °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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