Mouth Flat Beach Weather Forecast

    • 15
    • 30

    Partly cloudy

    • 15
    • 28

    Shower

    • 19
    • 24

    Shower

    • 14
    • 21

    Cloudy

    • 14
    • 22

    Cloudy

    • 15
    • 21

    Windy

    • 15
    • 22

    Windy

Today 20 Feb Kangaroo Island

The chance of fog in the early morning. Mostly sunny day. Light winds becoming south to southwesterly 15 to 25 km/h in the middle of the day then tending south to southeasterly 20 to 30 km/h in the evening. Overnight temperatures falling to between 11 and 14 with daytime temperatures reaching around 30.

South Central Coastal Waters

Wind
Variable about 10 knots becoming south to southwesterly 10 to 15 knots in the middle of the day then tending south to southeasterly in the evening.
Seas
Below 1 metre.
1st Swell
Southwesterly 3 to 4 metres, decreasing to 2.5 to 3 metres during the morning.
Weather
Partly cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mouth Flat Beach Temperature Statistics View More

February Temperature

Cape Willoughby (17km)

  • Lowest 18 February, 2026

    13.3 °C

  • Average February

    18.4 °C

  • Highest 16 February, 2026

    34.9 °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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