Mouth Flat Beach Weather Forecast

    • 11
    • 16

    Cloudy

    • 11
    • 18

    Partly cloudy

    • 13
    • 19

    Shower

    • 14
    • 23

    Partly cloudy

    • 13
    • 26

    Partly cloudy

    • 13
    • 22

    Shower

    • 12
    • 19

    Shower

Today 20 Nov Kangaroo Island

Cloudy. Winds south to southwesterly 15 to 20 km/h turning southeasterly 15 to 25 km/h in the late morning and early afternoon. Overnight temperatures falling to around 9 with daytime temperatures reaching between 15 and 18.

South Central Coastal Waters

Wind
South to southwesterly 15 to 20 knots turning southeasterly during the morning and early afternoon.
Seas
Around 1 metre, increasing to 1 to 1.5 metres west of Kangaroo Island later in the evening.
1st Swell
Southwesterly 3 to 4 metres, decreasing to 3 metres later in the evening.
Weather
Cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mouth Flat Beach Temperature Statistics View More

November Temperature

Cape Willoughby (17km)

  • Lowest 3 November, 2025

    8.2 °C

  • Average November

    14.2 °C

  • Highest 1 November, 2025

    24.9 °C

Climate (2020–Present)

Cape Willoughby (17km)

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  • Average Low 2020–2025

    13.3 °C

  • Average 2020–2025

    15.4 °C

  • Average High 2020–2025

    18.4 °C
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