Iona Weather Forecast

    • 8
    • 26

    Partly cloudy

    • 14
    • 21

    Morning shower or two

    • 8
    • 22

    Partly cloudy

    • 7
    • 24

    Mostly sunny

    • 11
    • 29

    Mostly sunny

    • 15
    • 26

    Shower or two

    • 11
    • 20

    Shower or two

Today 8 Dec West and South Gippsland

Partly cloudy. Medium chance of showers near Wilsons Promontory, most likely in the evening. Near zero chance of rain elsewhere. Winds west to northwesterly 25 to 40 km/h. Daytime maximum temperatures 21 to 28.

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  • Temperature Forecast Bureau of Meteorology

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Iona Temperature Statistics View More

December Temperature

Rhyll (48km)

  • Lowest 7 December, 2025

    8.6 °C

  • Average December

    15.4 °C

  • Highest 4 December, 2025

    31.6 °C

Climate (2020–Present)

Rhyll (48km)

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  • Average Low 2020–2025

    12.1 °C

  • Average 2020–2025

    15.1 °C

  • Average High 2020–2025

    19.2 °C
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