Boullanger Island Weather Forecast

    • 18
    • 36

    Sunny

    • 19
    • 29

    Mostly sunny

    • 17
    • 27

    Becoming windy. Partly cloudy

    • 15
    • 29

    Becoming windy. Sunny

    • 16
    • 33

    Sunny

    • 19
    • 39

    Sunny

    • 20
    • 31

    Becoming windy. Sunny

Today 15 Jan Central West

Mostly sunny. The chance of a thunderstorm in the east in the afternoon and early evening. Winds northeast to southeasterly 20 to 30 km/h tending west to southwesterly in the middle of the day then tending south to southwesterly 15 to 25 km/h in the evening. Daytime maximum temperatures 38 to 44.

Lancelin Coastal Waters

Jurien Bay to Two Rocks
Wind
Southeasterly 10 to 15 knots turning southerly 15 to 20 knots in the middle of the day.
Seas
Around 1 metre, increasing to 1 to 1.5 metres during the afternoon.
1st Swell
Southwesterly 1 to 1.5 metres inshore, increasing to 1.5 to 2 metres offshore.
Weather
Sunny.
Weather Situation
A west coast trough is deepening as a ridge over the southeast of the state moves away. The trough will move inland on Friday ahead of a weak cold front brushing past the south coast on Saturday. A new ridge will develop about southwest WA on the weekend.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Boullanger Island Temperature Statistics View More

January Temperature

Jurien Bay (2km)

  • Lowest 1 January, 2026

    15 °C

  • Average January

    25.4 °C

  • Highest 11 January, 2026

    36.4 °C

Climate (2021–Present)

Jurien Bay (2km)

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  • Average Low 2021–2026

    13.8 °C

  • Average 2021–2026

    19.9 °C

  • Average High 2021–2026

    25.8 °C
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