Riddoch Bay Weather Forecast

    • 9
    • 13

    Showers

    • 8
    • 14

    Showers easing

    • 9
    • 14

    Possible shower

    • 8
    • 14

    Cloudy

    • 3
    • 15

    Sunny

    • 5
    • 14

    Mostly sunny

    • 7
    • 14

    Possible shower

Today 2 Jul Mount Gambier

Cloudy. Very high chance of showers. The chance of a thunderstorm in the afternoon and evening. Possible small hail in the late afternoon and evening. Winds northwesterly 25 to 35 km/h.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Westerly 30 to 40 knots.
Seas
3 metres, increasing to 3 to 4 metres south of Beachport.
1st Swell
Westerly 4 to 5 metres, increasing to 5 to 8 metres by early evening.
Weather
Cloudy. Near 100% chance of showers. The chance of a thunderstorm. Possible small hail in the late afternoon and evening.
Weather Situation
A series of low pressure systems passing over waters to the south will extend cold fronts that will cross over SA through to the end of the week. A high pressure system is then forecast to move into the Bight from late Friday and extend a ridge across the state over the weekend, as it slowly moves southeastwards towards Tasmania.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Riddoch Bay Temperature Statistics View More

July Temperature

Mount Gambier Airport (33km)

  • Lowest 1 July, 2026

    10.2 °C

  • Average July

    11.9 °C

  • Highest

    –

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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