Boullanger Island Weather Forecast

    • 17
    • 29

    Windy. Sunny

    • 16
    • 31

    Becoming windy. Sunny

    • 19
    • 40

    Sunny

    • 25
    • 41

    Wind easing. Mostly sunny

    • 26
    • 40

    Mostly sunny

    • 21
    • 28

    Partly cloudy

    • 18
    • 26

    Becoming windy. Partly cloudy

Today 21 Dec Central West

Sunny. Winds south to southeasterly 25 to 40 km/h.

Lancelin Coastal Waters

Jurien Bay to Two Rocks
Wind
Southerly 20 to 25 knots, reaching up to 30 knots offshore in the evening.
Seas
1 to 1.5 metres, increasing to 2 metres during the afternoon.
1st Swell
South to southwesterly 1 to 1.5 metres inshore, increasing to 1.5 to 2 metres offshore.
Weather
Sunny.
Weather Situation
A ridge persists across much of southern WA. A weak front will brush the south coast on Monday, followed by the west coast trough returning by Tuesday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Boullanger Island Temperature Statistics View More

December Temperature

Jurien Bay (2km)

  • Lowest 4 December, 2025

    13 °C
  • Average December

    24.3 °C
  • Highest 1 December, 2025

    39.6 °C

Climate (2020–Present)

Jurien Bay (2km)

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  • Average Low 2020–2025

    13.8 °C
  • Average 2020–2025

    19.9 °C
  • Average High 2020–2025

    25.9 °C
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