Thompson Beach Weather Forecast

    • 10
    • 16

    Cloudy

    • 11
    • 16

    Shower

    • 10
    • 14

    Shower

    • 9
    • 15

    Shower

    • 7
    • 15

    Shower

    • 5
    • 13

    Cloudy

    • 4
    • 14

    Partly cloudy

Today 30 Jun Mid North

Partly cloudy. Slight chance of a shower. Winds northwesterly 15 to 25 km/h turning northerly in the evening. Overnight temperatures falling to around 8 with daytime temperatures reaching between 14 and 17.

Gulf St Vincent Coastal Waters

Wind
Northwesterly 10 to 15 knots turning northerly 15 to 20 knots in the middle of the day.
Seas
Around 1 metre, increasing to 1 to 1.5 metres south of Port Vincent to Brighton around midday.
1st Swell
South to southwesterly below 1 metre.
Weather
Partly cloudy.
Weather Situation
A low pressure trough over central districts will move southeastwards and slip south of SA early today. A series of low pressure systems passing through the Bight during the week will extend cold fronts that will cross over SA through to the end of the week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Thompson Beach Temperature Statistics View More

June Temperature

Roseworthy (35km)

  • Lowest 25 June, 2026

    1.9 °C

  • Average June

    11.8 °C

  • Highest 12 June, 2026

    22.3 °C

Climate (2021–2026)

Roseworthy (35km)

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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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