Boullanger Island Weather Forecast

    • 10
    • 21

    Shower or two

    • 12
    • 21

    Showers

    • 10
    • 22

    Partly cloudy

    • 10
    • 24

    Sunny

    • 10
    • 23

    Sunny

    • 12
    • 22

    Mostly sunny

    • 13
    • 23

    Mostly sunny

Today 29 Sep Central West

Partly cloudy. The chance of fog early this morning, mainly inland. Slight chance of a shower near the coast, near zero chance elsewhere. Light winds becoming west to southwesterly 15 to 25 km/h in the middle of the day then becoming light in the late evening. Daytime maximum temperatures 20 to 25.

Lancelin Coastal Waters

Jurien Bay to Two Rocks
Wind
Variable about 10 knots becoming westerly 10 to 15 knots in the middle of the day.
Seas
Below 1 metre.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Partly cloudy. 60% chance of showers.
Weather Situation
A trough lies over southwest WA with a connected low south of the state. The trough is moving east as a ridge extends over the west coast. A cold front will cross the southwest corner of the state overnight on Tuesday with a ridge then dominating the synoptic pattern for the remainder of the working week.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Boullanger Island Temperature Statistics View More

September Temperature

Jurien Bay (2km)

  • Lowest 23 September, 2026

    8.4 °C

  • Average September

    16.6 °C

  • Highest 16 September, 2026

    29.2 °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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