Jetty Rock Weather Forecast

    • 6
    • 17

    Cloudy

    • 8
    • 17

    Cloudy

    • 5
    • 16

    Cloudy

    • 7
    • 16

    Cloudy

    • 5
    • 19

    Partly cloudy

    • 10
    • 18

    Shower

    • 10
    • 16

    Shower

Today 27 Aug Lower South East

Partly cloudy. Winds northerly 15 to 20 km/h tending northwesterly 15 to 25 km/h in the middle of the day then becoming light in the late afternoon. Overnight temperatures falling to around 5 with daytime temperatures reaching around 17.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Northwesterly about 10 knots increasing to 10 to 15 knots before dawn. Winds reaching up to 20 knots south of Beachport in the late morning and afternoon.
Seas
Around 1 metre, increasing to 1 to 1.5 metres south of Beachport during the morning.
1st Swell
Southwesterly 2 to 2.5 metres, tending westerly 2.5 to 3 metres by early evening.
Weather
Partly cloudy.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Jetty Rock Temperature Statistics View More

August Temperature

Mount Gambier Airport (35km)

  • Lowest 1 August, 2026

    0.3 °C

  • Average August

    10.4 °C

  • Highest 17 August, 2026

    19 °C

Climate (2021–2026)

Mount Gambier Airport (35km)

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  • Average Low 2021–2026

    8.9 °C

  • Average 2021–2026

    13.7 °C

  • Average High 2021–2026

    20.1 °C
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