Mouth Flat Beach Weather Forecast
- 13
- 16
Rain
- 7
- 16
Partly cloudy
- 10
- 18
Shower
- 14
- 17
Shower
- 14
- 18
Shower
- 12
- 16
Shower
- 11
- 15
Shower
Today 13 Jun Kangaroo Island
Partly cloudy. Very high chance of rain, becoming less likely in the late morning. Winds west to northwesterly 20 to 30 km/h turning southwesterly 15 to 25 km/h during the morning then becoming light in the evening. Daytime maximum temperatures around 16.
South Central Coastal Waters
- Wind
- Westerly 20 to 25 knots turning southwesterly 15 to 20 knots in the early morning.
- Seas
- 1.5 to 2.5 metres, decreasing to 1 metre during the afternoon.
- 1st Swell
- Southwesterly 3 to 4 metres, decreasing to 3 metres during the afternoon, then increasing to 3 to 4 metres later in the evening.
- Weather
- Partly cloudy. 80% chance of rain.
- Weather Situation
- A cold front will cross the State today, clearing the far east by early Sunday morning, before a high pressure system develops over the state in its wake. This high will drift eastwards into the Tasman on Monday as a low pressure system develops in the Bight, extending a weak trough off the western coast on Tuesday.
Mouth Flat Beach Temperature Statistics View More
June Temperature
Cape Willoughby (17km)
Lowest 5 June, 2026
9.8 °CAverage June
14.3 °CHighest 1 June, 2026
18.3 °C
Climate (2021–Present)
Cape Willoughby (17km)
Average Low 2021–2026
13.3 °CAverage 2021–2026
15.4 °CAverage High 2021–2026
18.4 °C