Prime Beach Weather Forecast

    • 6
    • 20

    Sunny

    • 5
    • 19

    Sunny

    • 5
    • 21

    Sunny

    • 11
    • 22

    Shower

    • 11
    • 16

    Shower

    • 9
    • 18

    Shower

    • 8
    • 18

    Shower

Today 29 Aug Mid North

Sunny. Light winds. Daytime maximum temperatures between 18 and 21.

Gulf St Vincent Coastal Waters

Wind
Variable about 10 knots.
Seas
Below 1 metre.
1st Swell
South to southwesterly below 1 metre.
Weather
Sunny.
Weather Situation
Over the weekend, a high pressure system to the south of SA is forecast to continue extending a ridge across the state, as it moves slowly east, to be centred over Victoria by Monday. A cold front is then forecast to move across the state on Tuesday, as another ridge pushes in behind the front.
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August Temperature

Roseworthy (32km)

  • Lowest 5 August, 2026

    0.8 °C

  • Average August

    11.1 °C

  • Highest 18 August, 2026

    19.2 °C

Climate (2021–2026)

Roseworthy (32km)

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  • Average Low 2021–2026

    9.9 °C

  • Average 2021–2026

    16.3 °C

  • Average High 2021–2026

    23.7 °C
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