Cape Douglas Weather Forecast

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Today 9 Apr Lower South East

Cloudy. Medium chance of showers. Winds westerly 20 to 30 km/h.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Westerly 20 to 25 knots, reaching up to 30 knots north of Port MacDonnell.
Seas
1.5 metres.
1st Swell
West to southwesterly 3 metres.
Weather
Cloudy. 70% chance of showers.
Weather Situation
A low pressure trough will move across SA on Thursday followed by a cold front in the south. The trough and front will clear to the east during Friday morning. Another trough will move across waters to the south during Friday then a high pressure system will move across waters south of WA on Saturday to be centred over the Bight on Sunday. This high will move slowly eastwards early next week and a weak cold front will move over southern coastal areas.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Douglas Temperature Statistics View More

April Temperature

Mount Gambier Airport (35km)

  • Lowest 4 April, 2026

    3.6 °C

  • Average April

    14.4 °C

  • Highest 5 April, 2026

    25.3 °C

Climate (2021–Present)

Mount Gambier Airport (35km)

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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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