Sterile Island Weather Forecast

    • 9
    • 12

    Shower

    • 8
    • 13

    Shower

    • 10
    • 14

    Shower

    • 8
    • 12

    Shower

    • 4
    • 9

    Shower

    • 4
    • 11

    Shower

    • 5
    • 13

    Shower

Today 25 Jul South East

Cloudy. High chance of showers in the south, medium chance elsewhere. Winds westerly 15 to 25 km/h turning northwesterly in the late afternoon. Daytime maximum temperatures between 8 and 13.

South East Coastal Waters

Tasman Island to South East Cape
Wind
Southwesterly 15 to 20 knots turning westerly 15 to 25 knots in the early afternoon. Winds reaching up to 30 knots in the late evening.
Seas
2 to 2.5 metres, decreasing to 1.5 metres around midday, then increasing to 1.5 to 2 metres later in the evening.
1st Swell
Southwesterly 2 to 3 metres inshore, increasing to 3 to 4 metres offshore.
Weather
Cloudy. 95% chance of showers.
Weather Situation
A westerly airstream is expected to continue over Tasmania into the new week with a series of fronts and troughs to pass over the state. A low pressure centre and associated cold front slowly approach from the west, crossing Tasmania on Tuesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sterile Island Temperature Statistics View More

July Temperature

Cape Bruny (14km)

  • Lowest 24 July, 2026

    3.5 °C

  • Average July

    9.7 °C

  • Highest 20 July, 2026

    16.5 °C

Climate (2021–2026)

Cape Bruny (14km)

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  • Average Low 2021–2026

    9.6 °C

  • Average 2021–2026

    12.5 °C

  • Average High 2021–2026

    16.5 °C
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