Prime Beach Weather Forecast

    • 6
    • 18

    Partly cloudy

    • 5
    • 17

    Partly cloudy

    • 7
    • 16

    Shower

    • 6
    • 13

    Shower

    • 5
    • 14

    Shower

    • 6
    • 15

    Shower

    • 6
    • 15

    Shower

Today 20 Jul Mid North

Mostly clear. Light winds.

Gulf St Vincent Coastal Waters

Wind
North to northeasterly below 10 knots.
Seas
Below 0.5 metres.
1st Swell
South to southwesterly below 1 metre.
Weather
Partly cloudy.
Weather Situation
A high pressure system over Victoria extends a ridge over South Australia, with the ridge expected to weaken during Tuesday. A trough will develop in the west on Tuesday, ahead of a weak cold front that is expected to extend over southern parts during Wednesday. Another ridge will extend over the west of the state later Wednesday, with a high centre expected to build over the Bight Thursday and Friday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Prime Beach Temperature Statistics View More

July Temperature

Roseworthy (32km)

  • Lowest 16 July, 2026

    0.8 °C

  • Average July

    10.1 °C

  • Highest 9 July, 2026

    18.7 °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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