Mouth Flat Beach Weather Forecast

    • 9
    • 15

    Shower

    • 11
    • 14

    Shower

    • 9
    • 16

    Shower

    • 11
    • 16

    Shower

    • 10
    • 16

    Shower

    • 8
    • 15

    Cloudy

    • 8
    • 14

    Partly cloudy

Today 10 Jul Kangaroo Island

Partly cloudy. High chance of showers in the west, medium chance elsewhere. Winds northerly 15 to 25 km/h increasing to 20 to 30 km/h in the late evening. Daytime maximum temperatures between 14 and 17.

South Central Coastal Waters

Wind
Northerly 10 to 15 knots turning northwesterly 15 to 25 knots in the late morning and early afternoon. Winds reaching up to 30 knots west of Kangaroo Island in the late evening.
Seas
Around 1 metre, increasing to 1 to 2 metres during the afternoon.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Partly cloudy. 80% chance of showers.
Weather Situation
A high pressure system centred east of Tasmania extends a ridge over SA. A cold front will move across the south of SA during Saturday followed by weaker fronts near southern coasts on Sunday and Monday. Another high pressure system develops over southern WA early next week and extends a ridge over western SA.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mouth Flat Beach Temperature Statistics View More

July Temperature

Cape Willoughby (17km)

  • Lowest 3 July, 2026

    9.2 °C

  • Average July

    12.1 °C

  • Highest 1 July, 2026

    14.8 °C

Climate (2021–2026)

Cape Willoughby (17km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    13.3 °C

  • Average 2021–2026

    15.4 °C

  • Average High 2021–2026

    18.4 °C
Get WillyWeather+ to remove ads