Nancy Cove Weather Forecast

    • 17
    • 24

    Windy. Sunny

    • 18
    • 25

    Sunny

    • 19
    • 25

    Becoming windy. Sunny

    • 18
    • 27

    Windy. Mostly sunny

    • 18
    • 29

    Sunny

    • 21
    • 30

    Mostly sunny

    • 23
    • 30

    Mostly sunny

Today 9 Dec Lower West

Sunny. Winds south to southeasterly 15 to 25 km/h tending southwesterly 25 to 35 km/h in the middle of the day then tending southeasterly 20 to 30 km/h in the late evening. Daytime maximum temperatures 28 to 33.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southwesterly 15 to 25 knots, reaching up to 30 knots in the late afternoon. Winds turning south to southeasterly 15 to 20 knots in the evening.
Seas
Around 1 metre, increasing to 1.5 to 2 metres during the afternoon.
1st Swell
Southwesterly 1 to 1.5 metres, decreasing to around 1 metre during the afternoon.
Weather
Sunny.
Weather Situation
An inland trough will move closer to the west coast by the weekend where it is expected to deepen. The trough will move offshore on Sunday as a high pressure system moves into the Bight and strengthens.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Nancy Cove Temperature Statistics View More

December Temperature

Rottnest Island (1km)

  • Lowest 4 December, 2025

    16.7 °C

  • Average December

    20.3 °C

  • Highest 1 December, 2025

    36.2 °C

Climate (2020–Present)

Rottnest Island (1km)

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  • Average Low 2020–2025

    16.1 °C

  • Average 2020–2025

    19 °C

  • Average High 2020–2025

    22.8 °C
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