Trefoil Island Weather Forecast

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    • 15

    Shower

    • 9
    • 14

    Shower

    • 11
    • 16

    Shower

    • 11
    • 15

    Partly cloudy

    • 9
    • 15

    Partly cloudy

    • 10
    • 16

    Partly cloudy

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    Windy

Today 6 Dec North West Coast

Partly cloudy. High chance of showers, with possible small hail later tonight. The chance of a thunderstorm in the west later this evening. Winds westerly 20 to 30 km/h.

Far Northwest Coastal Waters

Sandy Cape to Stanley including King Island
Wind
Westerly 20 to 30 knots.
Seas
1.5 to 2.5 metres.
1st Swell
Westerly 1 to 2 metres, increasing to 2.5 to 3 metres south of King Island.
Weather
Partly cloudy. 70% chance of showers. The chance of a thunderstorm later this evening. Possible small hail later this evening.
Weather Situation
A cold front crossing the State will clear to the east Saturday evening. A westerly flow is then expected to develop over Tasmania on Sunday and persist into Tuesday, with an embedded cold front to cross the state on Monday. A high pressure system south of the Bight extends a ridge over Bass Strait, with another cold front clipping the south later Wednesday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Trefoil Island Temperature Statistics View More

December Temperature

Marrawah (30km)

  • Lowest 1 December, 2025

    7.3 °C

  • Average December

    13.1 °C

  • Highest 4 December, 2025

    18.2 °C

Climate (2020–Present)

Marrawah (30km)

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  • Average Low 2020–2025

    9.7 °C

  • Average 2020–2025

    12.6 °C

  • Average High 2020–2025

    17 °C
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