Sisters Island Weather Forecast

    • 7
    • 15

    Partly cloudy

    • 6
    • 18

    Partly cloudy

    • 7
    • 20

    Sunny

    • 10
    • 19

    Partly cloudy

    • 10
    • 20

    Partly cloudy

    • 12
    • 20

    Shower or two

    • 9
    • 18

    Shower or two

Today 25 Dec North West Coast

Partly cloudy. Slight chance of a shower about higher ground, becoming less likely later this evening. Near zero chance of rain elsewhere. Winds southwesterly 30 to 45 km/h decreasing to 20 to 30 km/h in the late evening.

Central North Coastal Waters

Stanley to Flinders Island
Wind
Southwesterly 20 to 30 knots.
Seas
1 to 2 metres, increasing to 2.5 to 3 metres offshore.
1st Swell
Westerly below 1 metre inshore, increasing to 1 to 1.5 metres offshore.
Weather
Partly cloudy.
Weather Situation
A high pressure system south of the Bight slowly builds a ridge over Tasmania during Thursday and Friday. The high will then move to the south of Tasmania on Saturday before entering the Tasman Sea on Sunday. By late Monday a trough will begin to develop off the western coasts.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sisters Island Temperature Statistics View More

December Temperature

Burnie Airport (16km)

  • Lowest 10 December, 2025

    3.4 °C

  • Average December

    13.6 °C

  • Highest 4 December, 2025

    25.5 °C

Climate (2020–Present)

Burnie Airport (16km)

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  • Average Low 2020–2025

    7.7 °C

  • Average 2020–2025

    12.5 °C

  • Average High 2020–2025

    17.6 °C
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