Prime Beach Weather Forecast

    • 18
    • 25

    Partly cloudy

    • 16
    • 25

    Partly cloudy

    • 15
    • 25

    Partly cloudy

    • 14
    • 24

    Sunny

    • 13
    • 27

    Sunny

    • 15
    • 29

    Sunny

    • 15
    • 29

    Sunny

Today 18 Mar Mid North

Partly cloudy. Slight chance of a shower, becoming less likely later this evening. The chance of a thunderstorm early this evening. Winds southeasterly 15 to 25 km/h.

Gulf St Vincent Coastal Waters

Wind
Southerly 15 to 20 knots.
Seas
Around 1 metre, increasing to 1 to 1.5 metres by early evening.
1st Swell
West to southwesterly below 0.5 metres.
Weather
Mostly clear. The chance of a thunderstorm north of Port Vincent to Brighton early this evening.
Weather Situation
A low and trough over northeast SA will continue to move northeastwards clearing the State by Thursday. A ridge of high pressure persists to the south.
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Prime Beach Temperature Statistics View More

March Temperature

Roseworthy (32km)

  • Lowest 9 March, 2026

    7.9 °C

  • Average March

    19.5 °C

  • Highest 10 March, 2026

    36.1 °C

Climate (2021–Present)

Roseworthy (32km)

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  • Average Low 2021–2026

    9.8 °C

  • Average 2021–2026

    16.3 °C

  • Average High 2021–2026

    23.7 °C
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