Riddoch Bay Weather Forecast

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    • 19

    Showers

    • 10
    • 21

    Shower or two

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    • 19

    Showers

    • 11
    • 20

    Shower or two

    • 11
    • 17

    Showers

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    Cloudy

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    Shower or two

Today 31 Oct Mount Gambier

Cloudy. Very high chance of showers, becoming less likely in the late morning and early afternoon. The chance of a thunderstorm early this morning. Winds northerly 15 to 20 km/h turning westerly 20 to 30 km/h in the morning then becoming light in the late evening.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Northwesterly 20 to 25 knots turning westerly 15 to 25 knots in the early morning. Winds reaching up to 30 knots offshore during the morning.
Seas
1 to 1.5 metres, increasing to 1.5 to 2 metres south of Beachport.
1st Swell
Southwesterly 1.5 to 2 metres.
Weather
Partly cloudy. 80% chance of showers. The chance of a thunderstorm south of Beachport early this morning.
Weather Situation
A low pressure system south of the Bight extends a trough over far southeast of state and will continue to move east clearing the state this morning, followed by a new high pressure system. Another low pressure system is expected to enter from the west on Sunday, moving over central and eastern districts on Monday, followed by another ridge of high pressure which will persist until Tuesday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Riddoch Bay Temperature Statistics View More

October Temperature

Mount Gambier Airport (33 km)

  • Lowest 26 October, 2026

    2.7 °C

  • Average October

    14.3 °C

  • Highest 22 October, 2026

    32.8 °C

Climate (2021–2026)

Mount Gambier Airport (33 km)

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  • Average Low 2021–2026

    8.9 °C

  • Average 2021–2026

    13.8 °C

  • Average High 2021–2026

    20.1 °C
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