Tern Island Weather Forecast

    • 22
    • 38

    Sunny

    • 19
    • 33

    Mostly sunny

    • 19
    • 33

    Sunny

    • 18
    • 31

    Sunny

    • 18
    • 28

    Becoming windy. Partly cloudy

    • 17
    • 29

    Becoming windy. Sunny

    • 17
    • 26

    Becoming windy. Mostly sunny

Today 18 Mar Central West

Sunny. Winds east to northeasterly 25 to 35 km/h tending east to southeasterly 15 to 20 km/h in the evening then becoming light in the late evening. Daytime maximum temperatures in the high 30s.

Lancelin Coastal Waters

Jurien Bay to Two Rocks
Wind
Northeasterly 10 to 15 knots shifting south to southwesterly below 10 knots in the early afternoon then becoming south to southeasterly in the evening.
Seas
Below 1 metre.
1st Swell
Southwesterly 1.5 metres.
Weather
Sunny.
Weather Situation
A ridge extends over eastern parts of the State, with a stagnant west coast trough pushing offshore today and lingering about the west coast through to the weekend. A weak cold front will pass the far southwest corner early Friday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Tern Island Temperature Statistics View More

March Temperature

Jurien Bay (3km)

  • Lowest 11 March, 2026

    12.5 °C

  • Average March

    22.2 °C

  • Highest 4 March, 2026

    39.2 °C

Climate (2021–Present)

Jurien Bay (3km)

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  • Average Low 2021–2026

    13.8 °C

  • Average 2021–2026

    19.9 °C

  • Average High 2021–2026

    25.9 °C
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