Mouth Flat Beach Weather Forecast
- 12
- 25
Partly cloudy
- 17
- 23
Partly cloudy
- 14
- 25
Sunny
- 17
- 24
Partly cloudy
- 17
- 24
Shower
- 13
- 20
Partly cloudy
- 12
- 20
Partly cloudy
Today 21 Apr Kangaroo Island
The chance of fog in the early morning. Sunny day. Winds east to northeasterly 15 to 20 km/h turning northerly 20 to 30 km/h during the morning. Overnight temperatures falling to between 9 and 12 with daytime temperatures reaching the mid to high 20s.
South Central Coastal Waters
- Wind
- East to northeasterly 10 to 15 knots turning northerly 15 to 20 knots in the late morning.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres during the morning.
- 1st Swell
- Southwesterly 2 to 2.5 metres.
- Weather
- Sunny.
Mouth Flat Beach Temperature Statistics View More
April Temperature
Cape Willoughby (17km)
Lowest 11 April, 2026
10.5 °CAverage April
16.4 °CHighest 6 April, 2026
25.4 °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