Riddoch Bay Weather Forecast

    • 13
    • 20

    Cloudy

    • 13
    • 20

    Partly cloudy

    • 15
    • 20

    Shower or two

    • 14
    • 22

    Becoming windy. Partly cloudy

    • 15
    • 25

    Mostly sunny

    • 15
    • 28

    Mostly sunny

    • 16
    • 28

    Partly cloudy

Today 13 Jan Mount Gambier

Cloudy. Winds south to southeasterly 25 to 35 km/h.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Southeasterly 15 to 20 knots, reaching up to 30 knots north of Port MacDonnell in the evening.
Seas
1 to 2 metres.
1st Swell
Southwesterly 2 metres.
Weather
Cloudy.
Weather Situation
A ridge of high pressure south of SA will persist over the coming days, with the high centre moving to the south of the Bight on Thursday. The high will continue moving eastwards into the Tasman Sea later over the weekend.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Riddoch Bay Temperature Statistics View More

January Temperature

Mount Gambier Airport (33km)

  • Lowest 1 January, 2026

    6.9 °C

  • Average January

    18 °C

  • Highest 7 January, 2026

    41.6 °C

Climate (2021–Present)

Mount Gambier Airport (33km)

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  • Average Low 2021–2026

    8.8 °C

  • Average 2021–2026

    13.6 °C

  • Average High 2021–2026

    19.9 °C
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