Thompson Beach Weather Forecast

    • 14
    • 24

    Clear

    • 11
    • 25

    Partly cloudy

    • 13
    • 34

    Partly cloudy

    • 18
    • 29

    Shower

    • 15
    • 23

    Shower

    • 10
    • 17

    Shower

    • 8
    • 17

    Shower

Today 20 Oct Mid North

Partly cloudy. Medium chance of showers in the east, becoming less likely in the evening. Near zero chance of rain elsewhere. The chance of a thunderstorm, possibly severe with damaging winds, large hail and heavy rain which may lead to flash flooding. Winds west to southwesterly 15 to 20 km/h turning south to southeasterly in the evening.

Gulf St Vincent Coastal Waters

Wind
Southerly 10 to 15 knots.
Seas
Below 1 metre.
1st Swell
South to southwesterly below 0.5 metres.
Weather
Clear.
Weather Situation
A trough of low pressure lingers about the east, before weakening from late Wednesday. A slow moving high pressure system in the Tasman Sea will re-establish a ridge across southern parts from Wednesday. A trough is then forecast to briefly move into the west on Thursday, before another trough and cold front move more broadly across SA on Friday and Saturday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Thompson Beach Temperature Statistics View More

October Temperature

Roseworthy (35 km)

  • Lowest 14 October, 2026

    1.9 °C

  • Average October

    16.4 °C

  • Highest 11 October, 2026

    32.6 °C

Climate (2021–2026)

Roseworthy (35 km)

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  • Average Low 2021–2026

    10 °C

  • Average 2021–2026

    16.4 °C

  • Average High 2021–2026

    23.7 °C
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