Cape Douglas Weather Forecast

    • 12
    • 18

    Cloudy

    • 13
    • 19

    Shower

    • 11
    • 18

    Cloudy

    • 12
    • 20

    Cloudy

    • 10
    • 25

    Partly cloudy

    • 12
    • 29

    Sunny

    • 15
    • 26

    Cloudy

Today 23 Dec Lower South East

Cloudy. Slight chance of a shower in the south, near zero chance elsewhere. Winds southwesterly 20 to 30 km/h. Overnight temperatures falling to around 10 with daytime temperatures reaching between 19 and 22.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
West to southwesterly 15 to 20 knots, reaching up to 25 knots south of Port MacDonnell during the afternoon and evening.
Seas
1 to 2 metres.
1st Swell
Southwesterly 2 to 3 metres, increasing to 3 to 4 metres around midday.
Weather
Cloudy.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Douglas Temperature Statistics View More

December Temperature

Mount Gambier Airport (35km)

  • Lowest 7 December, 2025

    4.7 °C

  • Average December

    15.9 °C

  • Highest 18 December, 2025

    38.9 °C

Climate (2020–Present)

Mount Gambier Airport (35km)

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  • Average Low 2020–2025

    8.8 °C

  • Average 2020–2025

    13.6 °C

  • Average High 2020–2025

    19.9 °C
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