Trefoil Island Weather Forecast

    • 12
    • 15

    Cloudy

    • 13
    • 17

    Shower

    • 11
    • 14

    Windy

    • 10
    • 14

    Cloudy

    • 7
    • 16

    Shower

    • 12
    • 17

    Cloudy

    • 12
    • 17

    Partly cloudy

Today 15 Apr North West Coast

Cloudy. Slight chance of a shower. Winds west to southwesterly 15 to 25 km/h increasing to 30 km/h before tending west to northwesterly 15 to 25 km/h during the day. Daytime maximum temperatures between 13 and 17.

Far Northwest Coastal Waters

Sandy Cape to Stanley including King Island
Wind
West to southwesterly 15 to 20 knots tending west to northwesterly during the day.
Seas
1 to 2 metres, decreasing below 1.5 metres around midday.
1st Swell
Southwesterly 2 to 3 metres.
Weather
Cloudy.
Weather Situation
A ridge of high pressure will move over the state during today. A gusty northwesterly stream will develop on Thursday morning, ahead of a significant cold front expected to cross Thursday afternoon and evening. A cold and gusty south to southwesterly stream is then expected to develop and persist through Friday, with a ridge to approach and move over Tasmania on Saturday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Trefoil Island Temperature Statistics View More

April Temperature

Marrawah (30km)

  • Lowest 4 April, 2026

    7.5 °C

  • Average April

    13.1 °C

  • Highest 1 April, 2026

    19.8 °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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