Success Harbour Entrance Weather Forecast

    • 19
    • 29

    Sunny

    • 17
    • 26

    Becoming windy. Mostly sunny

    • 14
    • 28

    Sunny

    • 17
    • 30

    Sunny

    • 19
    • 33

    Sunny

    • 23
    • 35

    Sunny

    • 22
    • 30

    Sunny

Today 20 Feb Perth

Sunny. Winds southwesterly 25 to 35 km/h.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
South to southwesterly 15 to 20 knots increasing to 20 to 25 knots in the late evening. Winds reaching up to 30 knots in the late evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres during the afternoon.
1st Swell
Southwesterly around 1 metre.
Weather
Sunny.
Weather Situation
A ridge is building over the southwest of the state and is directing southerly winds through local waters. The ridge will expand over southern WA during the weekend. A trough will move to the west coast on Monday from inland areas and deepen during next week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Success Harbour Entrance Temperature Statistics View More

February Temperature

Swanbourne (12km)

  • Lowest 17 February, 2026

    14.2 °C

  • Average February

    23.7 °C

  • Highest 2 February, 2026

    41.1 °C

Climate (2021–Present)

Swanbourne (12km)

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  • Average Low 2021–2026

    14.5 °C

  • Average 2021–2026

    18.9 °C

  • Average High 2021–2026

    24.3 °C
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