Boullanger Island Weather Forecast

    • 10
    • 22

    Rain increasing

    • 11
    • 19

    Showers easing

    • 8
    • 19

    Partly cloudy

    • 9
    • 22

    Partly cloudy

    • 10
    • 24

    Sunny

    • 12
    • 22

    Shower or two

    • 11
    • 21

    Possible shower

Today 26 Aug Central West

Becoming cloudy. The chance of fog early this morning, mainly inland. Very high chance of showers in the west, high chance elsewhere. The chance of a thunderstorm in the south. Light winds becoming north to northwesterly 15 to 20 km/h in the morning then tending west to northwesterly 20 to 30 km/h in the middle of the day. Daytime maximum temperatures in the low to mid 20s.

Lancelin Coastal Waters

Jurien Bay to Two Rocks
Wind
Northwesterly 15 to 20 knots shifting south to southwesterly in the late afternoon. Winds reaching up to 25 knots offshore in the late evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres during the morning.
1st Swell
Southwesterly 2.5 to 3 metres, increasing to 3 to 4 metres during the morning.
Weather
Cloudy. Near 100% chance of rain. The chance of a thunderstorm.
Weather Situation
A high pressure ridge over southeastern WA is moving east. A slow-moving cold front and trough will reach the west coast on Wednesday, continuing eastward on Thursday as a low pressure centre develops in the trough near the south coast. In the wake of the front and trough, a new ridge will strengthen across the west coast from Thursday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Boullanger Island Temperature Statistics View More

August Temperature

Jurien Bay (2km)

  • Lowest 13 August, 2026

    4.1 °C

  • Average August

    14.4 °C

  • Highest 16 August, 2026

    26.5 °C

Climate (2021–2026)

Jurien Bay (2km)

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  • Average Low 2021–2026

    13.8 °C

  • Average 2021–2026

    19.8 °C

  • Average High 2021–2026

    25.8 °C
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