Great Sandy Point Weather Forecast

    • 19
    • 28

    Windy

    • 15
    • 26

    Sunny

    • 17
    • 24

    Storm

    • 13
    • 22

    Cloudy

    • 14
    • 22

    Cloudy

    • 11
    • 23

    Partly cloudy

    • 12
    • 26

    Partly cloudy

Today 19 Dec Mid North

Mostly sunny. Slight chance of a shower. The chance of a thunderstorm in the late morning and afternoon. Winds north to northwesterly 15 to 25 km/h shifting south to southwesterly 25 to 35 km/h in the late morning and afternoon. Daytime maximum temperatures 33 to 39.

Gulf St Vincent Coastal Waters

Wind
Variable about 10 knots becoming south to southwesterly 15 to 20 knots in the early morning. Winds reaching up to 25 knots near the Yorke Peninsula coast in the late afternoon.
Seas
Around 1 metre, increasing to 1 to 2 metres during the afternoon.
1st Swell
South to southwesterly below 0.5 metres.
Weather
Mostly sunny.
Weather Situation
A trough of broad low pressure lies in the west. This area of low pressure is expected to slowly extend across the state from the west during today and tomorrow, before contracting to the far northeast on Sunday evening. Behind this, a ridge of high pressure moves over the west and south during Sunday, persisting throughout SA by late Monday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Great Sandy Point Temperature Statistics View More

December Temperature

Roseworthy (37km)

  • Lowest 7 December, 2025

    4.4 °C

  • Average December

    21.6 °C

  • Highest 4 December, 2025

    39.3 °C

Climate (2020–Present)

Roseworthy (37km)

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  • Average Low 2020–2025

    9.7 °C

  • Average 2020–2025

    16.2 °C

  • Average High 2020–2025

    23.6 °C
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