Cape Douglas Weather Forecast

    • 13
    • 19

    Cloudy

    • 12
    • 20

    Cloudy

    • 13
    • 21

    Cloudy

    • 14
    • 19

    Shower

    • 14
    • 19

    Shower

    • 14
    • 21

    Cloudy

    • 14
    • 24

    Sunny

Today 11 Jan Lower South East

Partly cloudy. Winds southerly 25 to 35 km/h turning southeasterly 15 to 25 km/h in the evening. Daytime maximum temperatures 20 to 25.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Southerly 10 to 15 knots turning southeasterly in the late afternoon. Winds reaching up to 20 knots north of Port MacDonnell during the afternoon and evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres north of Port MacDonnell during the afternoon.
1st Swell
Southwesterly 2.5 to 3 metres, decreasing to 2 metres by early evening.
Weather
Cloudy.
Weather Situation
A high pressure ridge will begin to develop across the state today. A series of high pressure centres will move south of the Bight before a low pressure trough moves west of the state late on Tuesday. This trough will be pushed northwards along the WA border as new high pressure system develops south of the Bight on Wednesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Douglas Temperature Statistics View More

January Temperature

Mount Gambier Airport (35km)

  • Lowest 1 January, 2026

    6.9 °C

  • Average January

    18.8 °C

  • Highest 7 January, 2026

    41.6 °C

Climate (2021–Present)

Mount Gambier Airport (35km)

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  • Average Low 2021–2026

    8.8 °C

  • Average 2021–2026

    13.6 °C

  • Average High 2021–2026

    20 °C
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