Trefoil Island Weather Forecast

    • 6
    • 10

    Windy

    • 7
    • 13

    Windy

    • 10
    • 13

    Shower

    • 10
    • 13

    Shower

    • 10
    • 14

    Shower

    • 8
    • 13

    Shower

    • 5
    • 10

    Shower

Today 23 Jul North West Coast

Cloudy. Very high chance of showers, with possible small hail. Snow falling above 500 metres. Winds west to southwesterly 25 to 35 km/h becoming westerly 30 to 45 km/h in the middle of the day then turning southwesterly 30 to 40 km/h in the evening. Overnight temperatures falling to between 1 and 6 with daytime temperatures reaching between 6 and 11.

Far Northwest Coastal Waters

Sandy Cape to Stanley including King Island
Wind
West to southwesterly 25 to 30 knots, reaching up to 35 knots during the afternoon and evening.
Seas
2 to 3 metres.
1st Swell
Southwesterly 2 to 4 metres, increasing to 4 to 6 metres during the morning.
Weather
Cloudy. Near 100% chance of showers, with possible small hail.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Trefoil Island Temperature Statistics View More

July Temperature

Marrawah (30km)

  • Lowest 8 July, 2026

    4.5 °C

  • Average July

    10 °C

  • Highest 18 July, 2026

    15.3 °C

Climate (2021–2026)

Marrawah (30km)

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  • Average Low 2021–2026

    9.8 °C

  • Average 2021–2026

    12.6 °C

  • Average High 2021–2026

    17 °C
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