Cape Douglas Weather Forecast

    • 8
    • 23

    Shower

    • 11
    • 18

    Cloudy

    • 10
    • 25

    Partly cloudy

    • 16
    • 24

    Partly cloudy

    • 11
    • 23

    Partly cloudy

    • 13
    • 27

    Partly cloudy

    • 15
    • 23

    Shower

Today 19 Apr Lower South East

Partly cloudy. High chance of showers, most likely in the morning. The chance of a thunderstorm near the coast in the morning. Winds north to northeasterly 15 to 20 km/h shifting south to southwesterly 15 to 25 km/h in the late afternoon. Overnight temperatures falling to around 8 with daytime temperatures reaching the low to mid 20s.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
North to northeasterly 10 to 15 knots, reaching up to 20 knots offshore during the morning. Winds shifting south to southwesterly in the early afternoon.
Seas
1 to 1.5 metres.
1st Swell
Southerly 1 to 1.5 metres, increasing to 1.5 to 2 metres south of Port MacDonnell.
Weather
Partly cloudy. 60% chance of showers. The chance of a thunderstorm in the morning.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Douglas Temperature Statistics View More

April Temperature

Mount Gambier Airport (35km)

  • Lowest 18 April, 2026

    3 °C

  • Average April

    13.7 °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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