Mouth Flat Beach Weather Forecast

    • 11
    • 19

    Partly cloudy

    • 13
    • 21

    Shower

    • 13
    • 18

    Cloudy

    • 11
    • 17

    Shower

    • 11
    • 17

    Cloudy

    • 11
    • 19

    Partly cloudy

    • 12
    • 22

    Partly cloudy

Today 12 Nov Kangaroo Island

Partly cloudy. Winds southeasterly 20 to 30 km/h. Daytime maximum temperatures between 19 and 22.

South Central Coastal Waters

Wind
Easterly 10 to 15 knots turning southeasterly 15 to 20 knots in the middle of the day.
Seas
Below 1 metre, increasing to 1 to 1.5 metres by early evening.
1st Swell
Southwesterly 2 metres.
Weather
Partly cloudy.
Weather Situation
A ridge of high pressure lies over water south of the Bight and will weaken this evening. A low pressure system over Western Australian will move over South Australia on Friday, with an associated trough. A ridge of high pressure will follow and persist into early next week. A cold front clips the southeast on Sunday
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mouth Flat Beach Temperature Statistics View More

November Temperature

Cape Willoughby (17 km)

  • Lowest 7 November, 2026

    11.2 °C

  • Average November

    15.7 °C

  • Highest 10 November, 2026

    22.6 °C

Climate (2021–2026)

Cape Willoughby (17 km)

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  • Average Low 2021–2026

    13.4 °C

  • Average 2021–2026

    15.5 °C

  • Average High 2021–2026

    18.5 °C
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