Mouth Flat Beach Weather Forecast

    • 10
    • 15

    Shower

    • 9
    • 14

    Shower

    • 8
    • 13

    Shower

    • 6
    • 15

    Shower

    • 9
    • 16

    Shower

    • 9
    • 14

    Shower

    • 9
    • 13

    Cloudy

Today 19 Jun Kangaroo Island

Cloudy. Very high chance of showers. Winds southwesterly 25 to 40 km/h decreasing to 20 to 30 km/h in the morning then turning southerly in the late afternoon. Daytime maximum temperatures around 14.

South Central Coastal Waters

Wind
Southwesterly 20 to 30 knots turning southerly in the late morning and afternoon.
Seas
1.5 to 2.5 metres.
1st Swell
Southwesterly 1.5 to 2.5 metres, increasing to 2.5 to 4 metres during the morning, then tending southerly 4 metres later in the evening.
Weather
Cloudy. 95% chance of showers.
Weather Situation
A low pressure system south of the Bight will drift to the south east while a trough extends across western coasts. This trough will linger along the coastline into Friday, developing into the cold front that will clear into the east early Saturday. A high pressure system will begin to move in from the west on Saturday, cross the Bight, slowly drifting to eastern SA by Monday.
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 5 June, 2026

    9.8 °C
  • Average June

    14.5 °C
  • Highest 12 June, 2026

    20.1 °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