Sterile Island Weather Forecast

    • 7
    • 14

    Shower

    • 5
    • 13

    Shower

    • 6
    • 20

    Shower

    • 7
    • 14

    Windy

    • 7
    • 15

    Shower

    • 7
    • 13

    Shower

    • 5
    • 13

    Shower

Today 17 Oct South East

Partly cloudy. High chance of showers in the far south, medium chance elsewhere. Snow falling above 700 metres. The chance of a thunderstorm in the far south in the early afternoon. Possible small hail. Winds westerly 30 to 45 km/h turning northwesterly 25 to 35 km/h in the evening. Daytime maximum temperatures between 9 and 16.

South East Coastal Waters

Tasman Island to South East Cape
Wind
Westerly 25 to 30 knots turning northwesterly in the evening. Winds may reach up to 35 knots at times.
Seas
2 to 3 metres.
1st Swell
Southwesterly 4 to 5 metres.
Weather
Partly cloudy. 80% chance of showers. The chance of a thunderstorm in the early afternoon. Possible small hail.
Weather Situation
A trough will pass over the state today. A high pressure system over Victoria will then extend a ridge over the state during Saturday. A strong northerly flow will develop on Sunday, ahead of a cold front which is forecast to cross the state on Sunday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sterile Island Temperature Statistics View More

October Temperature

Cape Bruny (14km)

  • Lowest 13 October, 2025

    5.1 °C

  • Average October

    11.2 °C

  • Highest 5 October, 2025

    24.1 °C

Climate (2020–Present)

Cape Bruny (14km)

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  • Average Low 2020–2025

    9.6 °C

  • Average 2020–2025

    12.5 °C

  • Average High 2020–2025

    16.6 °C
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