Riddoch Bay Weather Forecast

    • 9
    • 14

    Partly cloudy

    • 5
    • 17

    Partly cloudy

    • 10
    • 16

    Showers easing

    • 6
    • 18

    Cloud clearing

    • 7
    • 24

    Sunny

    • 14
    • 23

    Showers increasing

    • 10
    • 17

    Showers easing

Today 4 Oct Mount Gambier

Partly cloudy. Light winds becoming southerly 15 to 20 km/h in the early afternoon then becoming light in the evening.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Southeasterly 10 to 15 knots decreasing to about 10 knots in the late evening.
Seas
Below 1 metre.
1st Swell
Southwesterly 3 metres.
Weather
Partly cloudy.
Weather Situation
A trough over the northwest will weaken today with a high pressure ridge south of the state expected to move north and hover over SA during Monday. A cold front is forecast to pass over the southeast early Tuesday, then quickly followed by a high pressure system that is expected to pass to the south of the state later Tuesday and on Wednesday, maintaining a ridge over the state.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Riddoch Bay Temperature Statistics View More

October Temperature

Mount Gambier Airport (33km)

  • Lowest 3 October, 2026

    11.3 °C

  • Average October

    13.2 °C

  • Highest 1 October, 2026

    17 °C

Climate (2021–2026)

Mount Gambier Airport (33km)

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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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