Vivonne Bay Weather Forecast
- 12
- 26
Sunny
- 14
- 29
Possible shower
- 18
- 24
Showers
- 13
- 22
Cloud clearing
- 13
- 23
Partly cloudy
- 14
- 22
Partly cloudy
- 14
- 23
Partly cloudy
Today 20 Feb Kangaroo Island
Mostly sunny. The chance of fog early this morning. Light winds becoming south to southwesterly 15 to 25 km/h in the middle of the day then tending south to southeasterly 20 to 30 km/h in the evening. Daytime maximum temperatures around 30.
South Central Coastal Waters
- Wind
- Variable about 10 knots becoming south to southwesterly 10 to 15 knots in the middle of the day then tending south to southeasterly in the evening.
- Seas
- Below 1 metre.
- 1st Swell
- Southwesterly 3 to 4 metres, decreasing to 2.5 to 3 metres during the morning.
- Weather
- Partly cloudy.
- Weather Situation
- A ridge of high pressure across the south of SA will weaken during Saturday as the high pressure centre moves into the Tasman Sea. A broad trough of low pressure lies over the north and will move south today and Saturday. The trough will move eastwards during Sunday as a cold front moves across the south. A broad area of low pressure will persist across the north early next week as a new high pressure ridge becomes established over waters to the south.
Vivonne Bay Temperature Statistics View More
February Temperature
Kingscote Airport (43km)
Lowest 3 February, 2026
5.7 °CAverage February
18.9 °CHighest 16 February, 2026
35.9 °C
Climate (2021–Present)
Kingscote Airport (43km)
Average Low 2021–2026
9.2 °CAverage 2021–2026
14.7 °CAverage High 2021–2026
21.1 °C