Fremantle Inner Harbour Weather Forecast

    • 19
    • 24

    Possible shower. Windy

    • 13
    • 23

    Becoming windy. Partly cloudy

    • 15
    • 28

    Becoming windy. Sunny

    • 16
    • 30

    Sunny

    • 16
    • 30

    Sunny

    • 19
    • 32

    Sunny

    • 21
    • 31

    Mostly sunny

Today 26 Dec Perth

Partly cloudy. Medium chance of showers in the morning and early afternoon. Winds west to northwesterly 15 to 25 km/h turning south to southwesterly 25 to 40 km/h during the day.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Northwest to southwesterly 15 to 20 knots becoming southwesterly 15 to 25 knots in the morning then tending southerly 20 to 25 knots in the evening. Winds reaching up to 30 knots in the evening.
Seas
Around 1 metre, increasing to 1.5 to 2 metres around midday.
1st Swell
West to southwesterly 1 to 1.5 metres, increasing to 1.5 to 2 metres during the afternoon.
Weather
Partly cloudy.
Weather Situation
A ridge across southern WA is moving east, while an offshore trough is moving onshore ahead of a weak cold front brushing the south coast today. A new ridge will develop along the southwest coast later today and expand east along the south coast on the weekend.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Fremantle Inner Harbour Temperature Statistics View More

December Temperature

Swanbourne (10km)

  • Lowest 21 December, 2025

    13.9 °C

  • Average December

    22.9 °C

  • Highest 14 December, 2025

    41.1 °C

Climate (2020–Present)

Swanbourne (10km)

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  • Average Low 2020–2025

    14.5 °C

  • Average 2020–2025

    18.9 °C

  • Average High 2020–2025

    24.3 °C
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