Cape Douglas Weather Forecast

    • 5
    • 18

    Partly cloudy

    • 9
    • 18

    Cloudy

    • 11
    • 18

    Shower

    • 10
    • 17

    Shower

    • 10
    • 18

    Shower

    • 11
    • 18

    Shower

    • 11
    • 18

    Shower

Today 22 May Lower South East

Partly cloudy. The chance of morning fog. Winds northeasterly 15 to 20 km/h tending northerly in the middle of the day then becoming light in the early afternoon. Daytime maximum temperatures around 18.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
North to northeasterly about 10 knots increasing to 10 to 15 knots in the early morning.
Seas
Around 1 metre.
1st Swell
Southwesterly 2 metres, increasing to 2 to 3 metres during the morning.
Weather
Partly cloudy.
Weather Situation
A high pressure system over southeastern SA will remain dominant as it slowly moves east and into the Tasman Sea today. A cold front move across across South Australia over the weekend. A low pressure system develops and lingers near the southeast early next week whilst a ridge high pressure builds over the west.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Douglas Temperature Statistics View More

May Temperature

Mount Gambier Airport (35km)

  • Lowest 7 May, 2026

    5.5 °C

  • Average May

    13.7 °C

  • Highest 1 May, 2026

    28.5 °C

Climate (2021–Present)

Mount Gambier Airport (35km)

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  • Average Low 2021–2026

    8.9 °C

  • Average 2021–2026

    13.7 °C

  • Average High 2021–2026

    20 °C
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