Riddoch Bay Weather Forecast

    • 5
    • 15

    Shower or two

    • 8
    • 15

    Showers increasing

    • 8
    • 14

    Showers easing

    • 6
    • 15

    Partly cloudy

    • 6
    • 14

    Showers

    • 6
    • 14

    Shower or two

    • 5
    • 14

    Shower or two

Today 15 Jul Mount Gambier

Partly cloudy. The chance of morning fog. High chance of showers, most likely this evening. Light winds becoming west to northwesterly 15 to 20 km/h in the middle of the day then becoming light in the late evening.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Westerly 15 to 20 knots increasing to 20 to 25 knots in the middle of the day. Winds reaching up to 30 knots south of Port MacDonnell in the evening.
Seas
1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the afternoon.
1st Swell
Southwesterly 2.5 to 3 metres, increasing to 3 to 4 metres south of Port MacDonnell.
Weather
Partly cloudy. 80% chance of showers.
Weather Situation
A low pressure system will move eastwards across the pastoral districts during Tuesday. A high pressure ridge will move across the north mid-week and a cold front will move across the south on Thursday morning. Another cold front is expected to move across on Saturday.
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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 3 July, 2025

    0.4 °C

  • Average July

    9 °C

  • Highest 5 July, 2025

    16.6 °C

Climate (2020–Present)

Mount Gambier Airport (33km)

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  • Average Low 2020–2025

    8.8 °C

  • Average 2020–2025

    13.6 °C

  • Average High 2020–2025

    20 °C
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