Prime Beach Weather Forecast
- 4
- 14
Partly cloudy
- 4
- 15
Partly cloudy
- 6
- 16
Partly cloudy
- 5
- 16
Partly cloudy
- 7
- 16
Partly cloudy
- 6
- 16
Partly cloudy
- 8
- 16
Shower
Today 5 Jul Mid North
Partly cloudy. Winds easterly 15 to 20 km/h becoming light in the late afternoon.
Gulf St Vincent Coastal Waters
- Wind
- Easterly 10 to 15 knots.
- Seas
- Below 1 metre.
- 1st Swell
- West to southwesterly below 0.5 metres.
- Weather
- Partly cloudy.
- Weather Situation
- A high pressure system centred near Tasmania on Sunday and Monday will extend a ridge over SA. The ridge will weaken mid-week as a trough moves over western coasts then a cold front will move across from the west late Friday and early Saturday.
Prime Beach Temperature Statistics View More
July Temperature
Roseworthy (32km)
Lowest 4 July, 2026
4.8 °CAverage July
10.6 °CHighest 1 July, 2026
15.7 °C
Climate (2021–2026)
Roseworthy (32km)
Average Low 2021–2026
9.9 °CAverage 2021–2026
16.4 °CAverage High 2021–2026
23.7 °C