Mouth Flat Beach Weather Forecast

    • 7
    • 14

    Cloudy

    • 6
    • 14

    Cloudy

    • 9
    • 15

    Shower

    • 7
    • 16

    Shower

    • 11
    • 16

    Shower

    • 9
    • 14

    Shower

    • 8
    • 15

    Shower

Today 4 Aug Kangaroo Island

Cloudy. Light winds.

South Central Coastal Waters

Wind
North to northwesterly about 10 knots.
Seas
Below 0.5 metres.
1st Swell
Southwesterly 2.5 metres.
Weather
Cloudy.
Weather Situation
A weak high pressure system over SA will slowly move over southeastern Australia this week while maintaining a ridge over SA. A trough will pass by the coast mid week before a stronger cold front begins to move into the Bight this weekend.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mouth Flat Beach Temperature Statistics View More

August Temperature

Cape Willoughby (17km)

  • Lowest 4 August, 2026

    8.9 °C

  • Average August

    11.3 °C

  • Highest 2 August, 2026

    14.6 °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

    18.5 °C
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