Ballast Head Weather Forecast
- 16
- 31
Mostly clear
- 15
- 20
Partly cloudy
- 14
- 19
Cloudy
- 13
- 20
Mostly sunny
- 14
- 21
Partly cloudy
- 15
- 20
Partly cloudy
- 14
- 19
Becoming windy. Partly cloudy
Today 9 Jan Kangaroo Island
Partly cloudy. Winds westerly 25 to 35 km/h increasing to 25 to 40 km/h in the evening.
Investigator Strait Coastal Waters
- Wind
- Westerly 20 to 25 knots, reaching up to 30 knots in the evening.
- Seas
- 1.5 metres, increasing to 2 to 2.5 metres by early evening.
- 1st Swell
- West to southwesterly around 1 metre.
- Weather
- Partly cloudy.
- Weather Situation
- A low pressure trough over the pastoral districts will continue to move into the far northeast, meanwhile a cold front will cross the south late Friday. The trough will exit the far northeast during Saturday afternoon whilst a high pressure ridge will be begin to develop across the south. This ridge will persist across the state over the coming days with the high pressure centre moving south of the Bight on Sunday. On Tuesday a trough will develop in the far west while the ridge remains in the east.
Ballast Head Temperature Statistics View More
January Temperature
Kingscote Airport (25km)
Lowest 6 January, 2026
9.8 °CAverage January
20.1 °CHighest 7 January, 2026
41.5 °C
Climate (2021–Present)
Kingscote Airport (25km)
Average Low 2021–2026
9.2 °CAverage 2021–2026
14.7 °CAverage High 2021–2026
21.1 °C