Cape Kersaint Weather Forecast
- 8
- 21
Partly cloudy
- 10
- 17
Windy
- 9
- 15
Shower
- 10
- 16
Shower
- 10
- 15
Cloudy
- 9
- 16
Cloudy
- 9
- 17
Cloudy
Today 18 Sep Kangaroo Island
Mostly sunny. Winds northerly 15 to 25 km/h increasing to 25 to 35 km/h in the morning then turning west to northwesterly 15 to 25 km/h in the early afternoon. Daytime maximum temperatures between 19 and 22.
South Central Coastal Waters
- Wind
- North to northwesterly 15 to 20 knots, reaching up to 25 knots west of Kangaroo Island in the early afternoon. Winds turning westerly 10 to 15 knots in the early afternoon.
- Seas
- 1 to 1.5 metres, decreasing to 1 metre by early evening.
- 1st Swell
- Westerly 2.5 to 3 metres.
- Weather
- Partly cloudy.
- Weather Situation
- A high pressure system lies over the Tasman Sea with a ridge extending into the east of the state. A weak trough over South Australian waters will continue moving through eastern waters tonight. A cold front will pass over the south during Friday afternoon with a southwesterly flow persisting through the weekend as a ridge of high pressure extends over northern parts of the state.
Cape Kersaint Temperature Statistics View More
September Temperature
Kingscote Airport (50km)
Lowest 17 September, 2025
1.9 °CAverage September
12.5 °CHighest 15 September, 2025
22.2 °C
Climate (2020–Present)
Kingscote Airport (50km)
Average Low 2020–2025
9.2 °CAverage 2020–2025
14.7 °CAverage High 2020–2025
21.1 °C