South Beach Weather Forecast
- 12
- 25
Sunny
- 16
- 27
Partly cloudy
- 16
- 30
Sunny
- 17
- 24
Early shower or two
- 13
- 25
Mostly sunny
- 13
- 25
Mostly sunny
- 14
- 27
Mostly sunny
Today 29 Mar Yorke Peninsula
Mostly sunny. Winds easterly 15 to 20 km/h tending northwest to northeasterly 15 to 25 km/h in the morning then becoming northeasterly 15 to 20 km/h in the late evening. Overnight temperatures falling to around 13 with daytime temperatures reaching the mid 20s.
Spencer Gulf Coastal Waters
- Wind
- Easterly 10 to 15 knots tending northeasterly in the early morning. Winds reaching up to 20 knots south of Cowell to Wallaroo in the late morning and afternoon.
- Seas
- Around 1 metre.
- 1st Swell
- South to southwesterly around 1 metre, increasing to 1 to 1.5 metres south of Port Neill to Port Victoria.
- Weather
- Mostly sunny.
- Weather Situation
- A high pressure system south of Kangaroo Island will move slowly eastwards this weekend to be centred over the Tasman Sea on Monday. A trough is forecast to move across the western and central waters Tuesday afternoon and evening, pushing across southeastern coasts Wednesday morning. Another high pressure system is expected to become established south of the Bight later next week.
South Beach Temperature Statistics View More
March Temperature
Kadina Airport (16km)
Lowest 14 March, 2026
8.7 °CAverage March
19.7 °CHighest 24 March, 2026
33.6 °C
Climate (2021–Present)
Kadina Airport (16km)
Average Low 2021–2026
10.1 °CAverage 2021–2026
16.4 °CAverage High 2021–2026
23.5 °C