Jones Bay Weather Forecast

    • 10
    • 18

    Cloudy

    • 8
    • 22

    Partly cloudy

    • 9
    • 31

    Sunny

    • 12
    • 32

    Sunny

    • 15
    • 27

    Cloudy

    • 13
    • 22

    Cloudy

    • 12
    • 22

    Shower

Today 15 Dec Lower South East

Cloudy. Winds south to southwesterly 15 to 25 km/h increasing to 20 to 30 km/h in the morning then tending south to southeasterly 15 to 20 km/h during the day. Daytime maximum temperatures between 18 and 23.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
South to southwesterly 10 to 15 knots, reaching up to 20 knots south of Port MacDonnell during the morning. Winds tending south to southeasterly during the afternoon and evening.
Seas
1 to 1.5 metres, decreasing below 1 metre later in the evening.
1st Swell
Southwesterly 3 to 5 metres.
Weather
Cloudy.
Weather Situation
A high pressure system in the Bight, maintains a ridge over SA as it slowly moves eastwards and out to the Tasman Sea by Wednesday. A trough of low pressure forecast to drift into the far northeast of SA late Wednesday, slowing moving south during Thursday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Jones Bay Temperature Statistics View More

December Temperature

Mount Gambier Airport (34km)

  • Lowest 7 December, 2025

    4.7 °C

  • Average December

    15.2 °C

  • Highest 12 December, 2025

    32.6 °C

Climate (2020–Present)

Mount Gambier Airport (34km)

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  • Average Low 2020–2025

    8.8 °C

  • Average 2020–2025

    13.6 °C

  • Average High 2020–2025

    19.9 °C
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