Prime Beach Weather Forecast
- 9
- 17
Shower
- 8
- 18
Shower
- 7
- 18
Shower
- 8
- 17
Partly cloudy
- 9
- 19
Shower
- 11
- 18
Shower
- 10
- 17
Shower
Today 25 May Mid North
Partly cloudy. Medium chance of showers. Winds north to northwesterly 15 to 20 km/h becoming light in the late afternoon.
Gulf St Vincent Coastal Waters
- Wind
- Northerly 15 to 20 knots.
- Seas
- 1 to 1.5 metres, increasing to 1 to 2 metres south of Port Vincent to Brighton.
- 1st Swell
- South to southwesterly below 0.5 metres.
- Weather
- Cloudy. 80% chance of showers.
- Weather Situation
- A low pressure system lies north of Kangaroo Island, with an associated trough over central districts. The low is expected to move north and over the Eyre Peninsula and towards the Flinders district on Tuesday, weakening as it moves into NSW on Wednesday. A weak ridge of high pressure begins to move across SA later in the week. A cold front is expected to move over the west of SA on Friday.
Prime Beach Temperature Statistics View More
May Temperature
Roseworthy (32km)
Lowest 10 May, 2026
6.4 °CAverage May
15.2 °CHighest 1 May, 2026
31.1 °C
Climate (2021–Present)
Roseworthy (32km)
Average Low 2021–2026
9.9 °CAverage 2021–2026
16.3 °CAverage High 2021–2026
23.7 °C