Riddoch Bay Weather Forecast

    • 10
    • 17

    Possible shower

    • 12
    • 19

    Possible shower

    • 9
    • 21

    Cloudy

    • 12
    • 25

    Partly cloudy

    • 14
    • 29

    Sunny

    • 17
    • 23

    Shower or two

    • 11
    • 20

    Partly cloudy

Today 27 Mar Mount Gambier

Cloudy. Medium chance of showers. Winds southerly 20 to 25 km/h increasing to 25 to 35 km/h in the morning then becoming light in the evening.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Southerly 15 to 25 knots decreasing to 10 to 15 knots in the evening.
Seas
1.5 to 2.5 metres, decreasing to 1 to 1.5 metres around midday.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Cloudy. 60% chance of showers.
Weather Situation
A high pressure system will become established south of SA today, then moving eastwards over the weekend to be centred over the Tasman Sea on Monday. A low pressure system well to the south will link to a trough over the far west late Monday and into Tuesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Riddoch Bay Temperature Statistics View More

March Temperature

Mount Gambier Airport (33km)

  • Lowest 10 March, 2026

    7.2 °C

  • Average March

    16.4 °C

  • Highest 23 March, 2026

    31.5 °C

Climate (2021–Present)

Mount Gambier Airport (33km)

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  • Average Low 2021–2026

    8.8 °C

  • Average 2021–2026

    13.7 °C

  • Average High 2021–2026

    20 °C
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