Seal Bay Weather Forecast
- 9
- 24
Sunny
- 11
- 33
Sunny
- 16
- 36
Mostly sunny
- 16
- 25
Partly cloudy
- 13
- 22
Partly cloudy
- 12
- 21
Shower or two
- 12
- 20
Cloudy
Today 16 Dec Kangaroo Island
Sunny. Winds east to southeasterly 15 to 25 km/h becoming light in the late evening. Daytime maximum temperatures in the low to high 20s.
South Central Coastal Waters
- Wind
- Easterly 10 to 15 knots.
- Seas
- Around 1 metre.
- 1st Swell
- Southwesterly 1.5 to 2.5 metres, decreasing to 1 to 1.5 metres during the afternoon.
- Weather
- Mostly sunny.
- Weather Situation
- A high pressure system to the south of the state will maintain a ridge across SA as it drifts into the Tasman by Wednesday. A trough of low pressure will briefly enter the far northeast of SA with another trough slowing moving across the south and west on Thursday. A south to southwesterly flow will establish across the coasts on Friday.
Seal Bay Temperature Statistics View More
December Temperature
Kingscote Airport (34km)
Lowest 7 December, 2025
3.8 °CAverage December
17.4 °CHighest 12 December, 2025
36.2 °C
Climate (2020–Present)
Kingscote Airport (34km)
Average Low 2020–2025
9.2 °CAverage 2020–2025
14.7 °CAverage High 2020–2025
21 °C