Arthur River - Mouth Weather Forecast

    • 6
    • 17

    Mostly sunny

    • 10
    • 18

    Shower or two

    • 13
    • 15

    Showers increasing

    • 9
    • 12

    Showers. Windy

    • 8
    • 13

    Cloudy

    • 10
    • 13

    Possible shower

    • 10
    • 16

    Shower or two

Today 12 Sep North West Coast

Mostly sunny. Areas of morning frost. Winds south to southwesterly 15 to 20 km/h shifting northerly in the morning then tending northeasterly in the evening. Overnight temperatures falling to between 1 and 5 with daytime temperatures reaching between 16 and 19.

Far Northwest Coastal Waters

Sandy Cape to Stanley including King Island
Wind
Southeast to southwesterly 10 to 15 knots becoming variable about 10 knots before dawn then becoming north to northeasterly 10 to 15 knots in the morning. Winds reaching up to 20 knots inshore in the late evening.
Seas
Around 1 metre.
1st Swell
Southwesterly 2 to 3 metres, increasing to 3 to 4 metres south of King Island.
Weather
Mostly sunny.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Arthur River - Mouth Temperature Statistics View More

September Temperature

Marrawah (17km)

  • Lowest 9 September, 2026

    6.3 °C

  • Average September

    11.1 °C

  • Highest 1 September, 2026

    15.3 °C

Climate (2021–2026)

Marrawah (17km)

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  • Average Low 2021–2026

    9.9 °C

  • Average 2021–2026

    12.6 °C

  • Average High 2021–2026

    16.9 °C
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