Mouth Flat Beach Weather Forecast
- 6
- 14
Clear
- 9
- 15
Shower
- 8
- 14
Shower
- 7
- 13
Cloudy
- 7
- 14
Cloudy
- 9
- 16
Sunny
- 9
- 16
Shower
Today 1 Aug Kangaroo Island
Clear. Winds northerly 15 to 25 km/h.
South Central Coastal Waters
- Wind
- Northerly 15 to 25 knots, reaching up to 30 knots west of Kangaroo Island.
- Seas
- 1 to 1.5 metres, increasing to 2 metres west of Kangaroo Island.
- 1st Swell
- Southwesterly 3 metres.
- Weather
- Clear.
- Weather Situation
- A high pressure ridge remains for eastern parts of South Australia overnight Saturday, as a cold front moves across the Bight into western parts of the state from overnight Saturday into Sunday. The front moves across the southeast of the state throughout Sunday and early Monday. Another high pressure system moves into the Bight, behind the front, and moves slowly east throughout the week.
Mouth Flat Beach Temperature Statistics View More
August Temperature
Cape Willoughby (17km)
Lowest 1 August, 2026
10.4 °CAverage August
11.4 °CHighest
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Climate (2021–2026)
Cape Willoughby (17km)
Average Low 2021–2026
13.3 °CAverage 2021–2026
15.4 °CAverage High 2021–2026
18.5 °C