Riddoch Bay Weather Forecast

    • 8
    • 14

    Possible shower

    • 10
    • 14

    Shower or two

    • 7
    • 14

    Cloudy

    • 2
    • 15

    Partly cloudy

    • 4
    • 15

    Partly cloudy

    • 5
    • 15

    Partly cloudy

    • 6
    • 14

    Cloudy

Today 3 Jul Mount Gambier

Cloudy. High chance of showers, becoming less likely in the afternoon. Winds southwesterly 20 to 30 km/h becoming light in the late afternoon.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Southwesterly 15 to 25 knots, reaching up to 30 knots south of Beachport in the late morning.
Seas
2 to 3 metres, decreasing to 1 to 1.5 metres by early evening.
1st Swell
Southwesterly 5 to 7 metres, decreasing to 5 metres later in the evening.
Weather
Cloudy. 70% chance of showers.
Weather Situation
A cold front and post-frontal trough move to the east of SA today making way for a high pressure system moving in from the west. The high will dominate the weather pattern over the weekend as it slowly moves east, reaching the Tasman Sea by Tuesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Riddoch Bay Temperature Statistics View More

July Temperature

Mount Gambier Airport (33km)

  • Lowest 2 July, 2026

    9.8 °C

  • Average July

    11.7 °C

  • Highest 1 July, 2026

    16.7 °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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