Sterile Island Weather Forecast

    • 7
    • 17

    Partly cloudy

    • 7
    • 18

    Sunny

    • 8
    • 20

    Sunny

    • 10
    • 20

    Shower

    • 12
    • 18

    Shower

    • 11
    • 17

    Shower

    • 10
    • 17

    Shower

Today 13 May South East

The chance of morning fog. Sunny afternoon. Winds northwest to northeasterly 15 to 20 km/h tending east to northeasterly in the middle of the day then tending northwest to northeasterly in the late evening. Daytime maximum temperatures between 14 and 18.

South East Coastal Waters

Tasman Island to South East Cape
Wind
Northeasterly 15 to 20 knots.
Seas
Around 1 metre, increasing to 1 to 1.5 metres inshore by early evening.
1st Swell
Southwesterly 2 to 3 metres, decreasing to 2 metres later in the evening.
Weather
Partly cloudy.
Weather Situation
A slow moving high pressure system is east of Tasmania, bringing settled weather. The high is expected to move further east to be over the New Zealand by Friday. A trough is expected to approach the west of the State late Friday, and move over late Saturday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sterile Island Temperature Statistics View More

May Temperature

Cape Bruny (14km)

  • Lowest 7 May, 2026

    4.9 °C

  • Average May

    13.7 °C

  • Highest 1 May, 2026

    24.8 °C

Climate (2021–Present)

Cape Bruny (14km)

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  • Average Low 2021–2026

    9.6 °C

  • Average 2021–2026

    12.4 °C

  • Average High 2021–2026

    16.5 °C
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