Thompson Beach Weather Forecast

    • 17
    • 30

    Partly cloudy

    • 18
    • 32

    Sunny

    • 19
    • 26

    Partly cloudy

    • 15
    • 19

    Shower

    • 12
    • 17

    Windy

    • 10
    • 20

    Partly cloudy

    • 11
    • 22

    Partly cloudy

Today 23 Mar Mid North

Clear. Light winds.

Gulf St Vincent Coastal Waters

Wind
Variable about 10 knots.
Seas
Below 1 metre.
1st Swell
West to southwesterly below 0.5 metres.
Weather
Clear.
Weather Situation
A high pressure system over the Tasman sea, extends a ridge over southern SA. A broad trough moves over SA Tuesday then a cold front clips the southeast as an upper trough moves up over SA Wednesday and Thursday. A new ridge develops south of the Bight late in the week.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Thompson Beach Temperature Statistics View More

March Temperature

Roseworthy (35km)

  • Lowest 9 March, 2026

    7.9 °C

  • Average March

    19.7 °C

  • Highest 10 March, 2026

    36.1 °C

Climate (2021–Present)

Roseworthy (35km)

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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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