Actaeon Island Weather Forecast

    • 6
    • 14

    Shower or two. Becoming windy

    • 9
    • 19

    Cloudy

    • 8
    • 26

    Mostly sunny

    • 12
    • 23

    Shower or two

    • 10
    • 17

    Shower or two

    • 11
    • 20

    Shower or two

    • 11
    • 19

    Possible shower

Today 15 Dec South East

Cloudy. High chance of showers in the south, medium chance elsewhere. Snow falling above 800 metres. Possible small hail during the morning and afternoon. Winds westerly 35 to 55 km/h decreasing to 30 to 45 km/h in the evening. Daytime maximum temperatures between 9 and 16.

South East Coastal Waters

Tasman Island to South East Cape
Wind
West to southwesterly 30 to 35 knots.
Seas
3 to 4 metres.
1st Swell
Southwesterly 4 to 6 metres inshore, increasing to 5 to 8 metres offshore.
Weather
Cloudy. 80% chance of showers, with possible small hail during the morning and afternoon.
Weather Situation
A strong southwesterly flow persists over Tasmania this evening, continuing into Monday. A ridge of high pressure is forecast to extend over the state on Tuesday as the high centre moves through Bass Strait, and out to the Tasman Sea by Wednesday. A trough with a cool southerly change is expected to move over Tasmania late Thursday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Actaeon Island Temperature Statistics View More

December Temperature

Cape Bruny (12km)

  • Lowest 7 December, 2025

    6.9 °C

  • Average December

    13.1 °C

  • Highest 4 December, 2025

    24.6 °C

Climate (2020–Present)

Cape Bruny (12km)

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  • Average Low 2020–2025

    9.6 °C

  • Average 2020–2025

    12.4 °C

  • Average High 2020–2025

    16.5 °C
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