Sterile Island Weather Forecast

    • 9
    • 20

    Cloudy

    • 11
    • 21

    Partly cloudy

    • 12
    • 25

    Sunny

    • 14
    • 29

    Shower

    • 12
    • 18

    Shower

    • 13
    • 19

    Shower

    • 13
    • 21

    Shower

Today 14 Feb South East

Partly cloudy. The chance of fog in the early morning. Winds west to northwesterly 15 to 20 km/h becoming light in the morning then becoming east to southeasterly 15 to 25 km/h in the middle of the day. Overnight temperatures falling to between 6 and 11 with daytime temperatures reaching between 19 and 24.

South East Coastal Waters

Tasman Island to South East Cape
Wind
West to southwesterly 10 to 15 knots becoming variable about 10 knots in the middle of the day.
Seas
1 to 1.5 metres, decreasing below 1 metre during the morning.
1st Swell
Southwesterly 2 to 3 metres inshore, increasing to 3 to 4 metres offshore.
Weather
Partly cloudy.
Weather Situation
A ridge of high pressure will persist over the state into the weekend with a two high pressure centres moving over Tasmania on Saturday and Sunday. This high will clear into the Tasman Sea by the new week before a cold front approaches from the west on Tuesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sterile Island Temperature Statistics View More

February Temperature

Cape Bruny (14km)

  • Lowest 12 February, 2026

    8.3 °C

  • Average February

    15 °C

  • Highest 4 February, 2026

    25.7 °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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