Second Head Weather Forecast

    • 20
    • 30

    Sunny

    • 19
    • 33

    Sunny

    • 19
    • 35

    Sunny

    • 24
    • 37

    Possible storm

    • 26
    • 35

    Mostly sunny

    • 22
    • 30

    Mostly sunny

    • 20
    • 28

    Cloud clearing

Today 11 Dec Perth

Sunny. Winds south to southwesterly 15 to 25 km/h becoming southwesterly 25 to 35 km/h in the middle of the day then turning southeasterly 15 to 25 km/h in the late evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
South to southeasterly about 10 knots tending south to southwesterly 15 to 25 knots in the morning. Winds reaching up to 30 knots in the evening.
Seas
Below 1 metre, increasing to 1 to 2 metres around midday.
1st Swell
Southwesterly 1 to 1.5 metres, decreasing to around 1 metre by early evening.
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 from the Local Waters on Sunday as a high pressure system moves into the Bight and strengthens.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

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Second Head Temperature Statistics View More

December Temperature

Garden Island (8km)

  • Lowest 4 December, 2025

    16.4 °C

  • Average December

    20.5 °C

  • Highest 1 December, 2025

    36.8 °C

Climate (2020–Present)

Garden Island (8km)

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  • Average Low 2020–2025

    15.1 °C

  • Average 2020–2025

    18.9 °C

  • Average High 2020–2025

    23.4 °C
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