Riddoch Bay Weather Forecast

    • 10
    • 17

    Showers

    • 10
    • 17

    Showers

    • 9
    • 13

    Showers. Windy

    • 8
    • 14

    Showers easing

    • 9
    • 13

    Possible shower

    • 9
    • 14

    Cloudy

    • 5
    • 15

    Sunny

Today 30 Jun Mount Gambier

Cloudy. High chance of showers, most likely in the afternoon. Winds north to northwesterly 15 to 20 km/h becoming light in the early afternoon then becoming northerly 15 to 20 km/h in the late evening.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Northwesterly 15 to 20 knots turning northerly in the evening. Winds reaching up to 25 knots south of Port MacDonnell in the late evening.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres offshore.
1st Swell
West to southwesterly 2 to 2.5 metres.
Weather
Partly cloudy. 95% chance of showers.
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.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Riddoch Bay Temperature Statistics View More

June Temperature

Mount Gambier Airport (33km)

  • Lowest 22 June, 2026

    0.4 °C

  • Average June

    11 °C

  • Highest 12 June, 2026

    20.1 °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 °C
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