Mouth Flat Beach Weather Forecast

    • 12
    • 23

    Partly cloudy

    • 12
    • 23

    Partly cloudy

    • 14
    • 21

    Partly cloudy

    • 15
    • 19

    Cloudy

    • 12
    • 21

    Partly cloudy

    • 13
    • 26

    Partly cloudy

    • 17
    • 24

    Shower

Today 5 Mar Kangaroo Island

Mostly sunny. Light winds becoming westerly 15 to 25 km/h in the morning then tending southwesterly in the late afternoon. Overnight temperatures falling to around 11 with daytime temperatures reaching the low to mid 20s.

South Central Coastal Waters

Wind
Westerly 10 to 15 knots.
Seas
Around 1 metre.
1st Swell
Southwesterly 2.5 to 3 metres, increasing to 3 to 4 metres later in the evening.
Weather
Partly cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mouth Flat Beach Temperature Statistics View More

March Temperature

Cape Willoughby (17km)

  • Lowest 3 March, 2026

    15.7 °C

  • Average March

    17.7 °C

  • Highest 1 March, 2026

    23.3 °C

Climate (2021–Present)

Cape Willoughby (17km)

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  • Average Low 2021–2026

    13.3 °C

  • Average 2021–2026

    15.4 °C

  • Average High 2021–2026

    18.4 °C
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