Mouth Flat Beach Weather Forecast

    • 8
    • 15

    Partly cloudy

    • 8
    • 14

    Partly cloudy

    • 8
    • 15

    Partly cloudy

    • 10
    • 16

    Shower

    • 12
    • 16

    Shower

    • 11
    • 16

    Shower

    • 11
    • 16

    Shower

Today 25 Jun Kangaroo Island

Partly cloudy. Slight chance of a shower in the afternoon and evening. Light winds. Daytime maximum temperatures around 16.

South Central Coastal Waters

Wind
East to northeasterly about 10 knots.
Seas
Below 1 metre.
1st Swell
Southwesterly 1.5 to 2 metres, decreasing to 1.5 metres during the afternoon.
Weather
Partly cloudy.
Weather Situation
A high pressure system south of SA is forecast to be centred over Tasmania later today. The high will continue to extend a ridge over SA through to Saturday then a low pressure trough is expected to reach far western areas of the state on Sunday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mouth Flat Beach Temperature Statistics View More

June Temperature

Cape Willoughby (17km)

  • Lowest 22 June, 2026

    9.4 °C

  • Average June

    14 °C

  • Highest 12 June, 2026

    20.1 °C

Climate (2021–2026)

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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