Macs Beach Offshore Weather Forecast
- 17
- 19
Windy
- 17
- 23
Sunny
- 20
- 26
Sunny
- 25
- 33
Sunny
- 23
- 26
Sunny
- 23
- 28
Partly cloudy
- 18
- 20
Shower
Today 4 Jan Yorke Peninsula
Sunny. Winds southerly 25 to 40 km/h. Daytime maximum temperatures in the mid to high 20s.
Gulf St Vincent Coastal Waters
- Wind
- Southerly 15 to 25 knots, reaching up to 30 knots in the eastern waters in the late afternoon.
- Seas
- Around 1 metre, increasing to 1.5 to 2 metres during the afternoon.
- 1st Swell
- West to southwesterly below 0.5 metres.
- Weather
- Sunny.
- Weather Situation
- A high pressure system centred south of SA extends a ridge over most of the state and a broad trough lingers over the far northeast. These features will remain relatively stationary over the weekend then the high will move eastwards early next week. A broad trough will move across from the west mid next week.
Macs Beach Offshore Temperature Statistics View More
January Temperature
Roseworthy (57km)
Lowest 1 January, 2026
6.6 °CAverage January
20.8 °CHighest 2 January, 2026
33.3 °C
Climate (2021–Present)
Roseworthy (57km)
Average Low 2021–2026
9.7 °CAverage 2021–2026
16.2 °CAverage High 2021–2026
23.6 °C