Trefoil Island Weather Forecast

    • 7
    • 12

    Shower

    • 8
    • 11

    Rain

    • 6
    • 12

    Windy

    • 9
    • 13

    Windy

    • 9
    • 13

    Shower

    • 9
    • 14

    Shower

    • 9
    • 13

    Shower

Today 28 Aug North West Coast

Partly cloudy. Very high chance of showers in the west, high chance elsewhere. Snow falling above 700 metres. Possible small hail in the west. Winds westerly 25 to 40 km/h. Daytime maximum temperatures between 8 and 12.

Far Northwest Coastal Waters

Sandy Cape to Stanley including King Island
Wind
Westerly 20 to 30 knots.
Seas
2 to 3 metres.
1st Swell
Westerly 3 to 5 metres, tending southwesterly 2 to 4 metres during the morning, then decreasing to 2 to 3 metres during the afternoon.
Weather
Partly cloudy. 95% chance of showers, with possible small hail.
Weather Situation
A westerly stream will persist through today and early Friday. A strong cold front with an associated low pressure system is expected to pass over Tasmania on Friday, bringing colder south to southwesterly stream for the weekend.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Trefoil Island Temperature Statistics View More

August Temperature

Marrawah (30km)

  • Lowest 17 August, 2025

    2.2 °C

  • Average August

    10 °C

  • Highest 14 August, 2025

    15.8 °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

    17.1 °C
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