Riddoch Bay Weather Forecast

    • 5
    • 14

    Morning fog then mostly sunny

    • 6
    • 14

    Partly cloudy

    • 8
    • 16

    Shower or two

    • 9
    • 14

    Showers

    • 7
    • 12

    Shower or two

    • 7
    • 15

    Shower or two

    • 8
    • 14

    Shower or two

Today 19 Jul Mount Gambier

Patchy morning fog. Mostly sunny afternoon. Winds northerly 15 to 20 km/h becoming light in the late 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
Northerly 15 to 20 knots.
Seas
1 to 1.5 metres.
1st Swell
Southwesterly 1.5 to 2.5 metres.
Weather
Partly cloudy. The chance of morning fog with reduced visibility.
Weather Situation
A strong high pressure system lies over Victoria and will continue to extend a ridge over South Australia until later Tuesday. A weak trough will develop in the west on Tuesday, ahead of a cold front that is expected to extend over southern districts during Wednesday.
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 7 July, 2026

    -1.1 °C

  • Average July

    9.4 °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

    20.1 °C
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