Mouth Flat Beach Weather Forecast
- 8
- 15
Partly cloudy
- 10
- 16
Shower
- 10
- 14
Shower
- 8
- 13
Shower
- 7
- 13
Cloudy
- 6
- 13
Cloudy
- 7
- 14
Partly cloudy
Today 26 Jul Kangaroo Island
Partly cloudy. Slight chance of a shower. Winds north to northwesterly 15 to 20 km/h.
South Central Coastal Waters
- Wind
- Northwesterly 15 to 20 knots.
- Seas
- 1 to 1.5 metres.
- 1st Swell
- Southwesterly 2 metres.
- Weather
- Partly cloudy.
- Weather Situation
- A high pressure system centred over northern SA will slowly drift east and weaken on Monday as a cold front moves up through the Bight. The front will move over southern SA during Monday night, with a new high pressure system moving into the Bight mid next week.
Mouth Flat Beach Temperature Statistics View More
July Temperature
Cape Willoughby (17km)
Lowest 12 July, 2026
8.2 °CAverage July
12.3 °CHighest 12 July, 2026
16.7 °C
Climate (2021–2026)
Cape Willoughby (17km)
Average Low 2021–2026
13.3 °CAverage 2021–2026
15.4 °CAverage High 2021–2026
18.5 °C