Dean Island Weather Forecast

    • 24
    • 26

    Partly cloudy

    • 24
    • 26

    Sunny

    • 24
    • 27

    Sunny

    • 25
    • 26

    Sunny

    • 25
    • 27

    Partly cloudy

    • 25
    • 27

    Partly cloudy

    • 26
    • 27

    Sunny

Today 8 Sep Kimberley

Sunny day. The chance of a thunderstorm in the southeast late this afternoon and evening. Light winds becoming south to southwesterly 15 to 20 km/h in the morning then tending northwest to southwesterly in the middle of the day. Daytime maximum temperatures in the low to high 30s.

West Kimberley Coastal Waters

Kuri Bay to Wallal
Wind
West to southwesterly 10 to 15 knots becoming variable about 10 knots in the morning then becoming west to southwesterly 10 to 15 knots in the middle of the day.
Seas
Below 1 metre.
1st Swell
Westerly around 1 metre.
Weather
Sunny.
Weather Situation
A broad southwest to northwest flow continues over the coastal waters due to a deep inland trough. A ridge will push the trough north over Pilbara Coastal Waters on Wednesday, before the trough then sinks to the south and weakens.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Dean Island Temperature Statistics View More

September Temperature

Cygnet Bay (22km)

  • Lowest 2 September, 2026

    19.8 °C

  • Average September

    27.8 °C

  • Highest 3 September, 2026

    34.3 °C

Climate (2021–2026)

Cygnet Bay (22km)

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  • Average Low 2021–2026

    22.5 °C

  • Average 2021–2026

    28.4 °C

  • Average High 2021–2026

    31.9 °C
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