Trefoil Island Weather Forecast

    • 14
    • 18

    Shower

    • 13
    • 16

    Rain

    • 12
    • 15

    Partly cloudy

    • 11
    • 16

    Shower

    • 12
    • 15

    Shower

    • 11
    • 16

    Shower

    • 11
    • 16

    Shower

Today 16 May North West Coast

Partly cloudy. High chance of showers, most likely in the evening. Winds east to northeasterly 20 to 30 km/h tending north to northeasterly 15 to 25 km/h in the late evening. Daytime maximum temperatures between 16 and 20.

Far Northwest Coastal Waters

Sandy Cape to Stanley including King Island
Wind
Northerly 15 to 25 knots.
Seas
1 to 1.5 metres, increasing to 1.5 to 2 metres south of King Island.
1st Swell
Westerly 1 to 2 metres, increasing to 2 to 3 metres south of King Island.
Weather
Partly cloudy. 80% chance of rain.
Weather Situation
A slow moving high pressure system near New Zealand is directing a mild to warm north to northeasterly airstream over Tasmania. A trough is expected to slowly approach the west of the state today, before moving across Tasmania during Sunday. A weak cold front is forecast to approach the west during Monday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Trefoil Island Temperature Statistics View More

May Temperature

Marrawah (30km)

  • Lowest 8 May, 2026

    5.2 °C

  • Average May

    13.7 °C

  • Highest 1 May, 2026

    23.8 °C

Climate (2021–Present)

Marrawah (30km)

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  • Average Low 2021–2026

    9.8 °C

  • Average 2021–2026

    12.6 °C

  • Average High 2021–2026

    17.1 °C
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