Challenger Harbour Entrance Weather Forecast

    • 14
    • 19

    Cloudy

    • 11
    • 20

    Showers

    • 11
    • 20

    Possible early shower

    • 9
    • 21

    Mostly sunny

    • 10
    • 22

    Mostly sunny

    • 10
    • 23

    Mostly sunny

    • 12
    • 23

    Partly cloudy

Today 4 Sep Perth

Cloudy. Winds southwesterly 15 to 25 km/h becoming light in the evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southwesterly 10 to 15 knots becoming westerly below 10 knots in the late evening.
Seas
Around 1 metre, decreasing below 0.5 metres by early evening.
1st Swell
Southwesterly 2.5 to 4 metres.
Weather
Cloudy.
Weather Situation
Southwesterly winds prevail over the local waters on Friday in the wake of a cold front, becoming northwesterly tomorrow ahead of a stronger cold front which will cross the west coast on Saturday night. A new ridge will develop to the south from Sunday and will bring southeasterly change.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Challenger Harbour Entrance Temperature Statistics View More

September Temperature

Swanbourne (12km)

  • Lowest 1 September, 2026

    9.6 °C

  • Average September

    14.2 °C

  • Highest 2 September, 2026

    18.8 °C

Climate (2021–2026)

Swanbourne (12km)

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  • Average Low 2021–2026

    14.5 °C

  • Average 2021–2026

    18.8 °C

  • Average High 2021–2026

    24.3 °C
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