Riddoch Bay Weather Forecast

    • 9
    • 15

    Shower or two

    • 6
    • 17

    Shower or two

    • 9
    • 18

    Possible shower

    • 9
    • 20

    Cloudy

    • 10
    • 24

    Possible shower

    • 14
    • 20

    Shower or two

    • 12
    • 21

    Shower or two

Today 26 Oct Mount Gambier

Cloudy. High chance of showers, most likely during the morning and afternoon. Winds westerly 15 to 25 km/h tending southwesterly in the middle of the day then becoming light in the evening.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Southwesterly 10 to 15 knots, reaching up to 20 knots south of Beachport during the morning and early afternoon. Winds decreasing to about 10 knots in the late evening.
Seas
1 to 1.5 metres, decreasing to 1 metre during the afternoon.
1st Swell
Southwesterly 3 metres.
Weather
Cloudy. 50% chance of showers.
Weather Situation
A ridge of high pressure moves into western SA and will persist over most the state, as the associated high drifts east across waters to the south, clearing east of Australia from Thursday. A trough and low pressure system are then forecast to track into western SA on Thursday before crossing the rest of the state on Friday.
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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 7 October, 2026

    2.8 °C
  • Average October

    14.8 °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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