Withnell Bay Weather Forecast

    • 16
    • 29

    Sunny

    • 16
    • 29

    Sunny

    • 17
    • 29

    Mostly sunny

    • 18
    • 31

    Sunny

    • 18
    • 34

    Sunny

    • 22
    • 34

    Partly cloudy

    • 23
    • 32

    Wind easing. Sunny

Today 17 Sep Pilbara

Sunny. Winds northeast to southeasterly 20 to 30 km/h tending northwest to northeasterly 15 to 25 km/h in the middle of the day then tending northwest to southwesterly 15 to 20 km/h in the evening. Overnight temperatures falling to between 12 and 17 with daytime temperatures reaching the low to mid 30s.

Pilbara East Coastal Waters

Wallal to Cape Preston
Wind
Southwesterly 10 to 15 knots turning south to southeasterly below 10 knots early in the morning then becoming variable in the morning.
Seas
Below 1 metre.
1st Swell
Westerly around 1 metre.
Weather
Sunny.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Withnell Bay Temperature Statistics View More

September Temperature

Karratha Airport (14km)

  • Lowest 9 September, 2025

    14.1 °C

  • Average September

    22.9 °C

  • Highest 3 September, 2025

    33.9 °C

Climate (2020–Present)

Karratha Airport (14km)

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  • Average Low 2020–2025

    21.5 °C

  • Average 2020–2025

    26.6 °C

  • Average High 2020–2025

    32.7 °C
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