Porpoise Bay Weather Forecast

    • 18
    • 27

    Becoming windy. Sunny

    • 22
    • 28

    Sunny

    • 20
    • 25

    Cloud clearing

    • 20
    • 26

    Sunny

    • 19
    • 24

    Becoming very windy

    • 15
    • 23

    Very windy. Sunny

    • 16
    • 24

    Windy. Sunny

Today 24 Feb Lower West

Sunny. Winds east to southeasterly 25 to 40 km/h tending south to southeasterly 20 to 30 km/h in the evening then tending east to southeasterly in the late evening. Daytime maximum temperatures in the low to high 30s.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southeasterly 10 to 15 knots tending southerly 15 to 20 knots in the middle of the day.
Seas
Around 1 metre, increasing to 1 to 1.5 metres during the afternoon.
1st Swell
Southwesterly 1 to 1.5 metres.
Weather
Sunny.
Weather Situation
A high is approaching from the west, pushing fresh to strong southerly winds up the west coast tending southeasterly and easing from this morning. A west coast trough has formed and is expected to deepen during the week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Porpoise Bay Temperature Statistics View More

February Temperature

Rottnest Island (3km)

  • Lowest 22 February, 2026

    15.6 °C

  • Average February

    22.2 °C

  • Highest 2 February, 2026

    39.4 °C

Climate (2021–Present)

Rottnest Island (3km)

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  • Average Low 2021–2026

    16.1 °C

  • Average 2021–2026

    18.9 °C

  • Average High 2021–2026

    22.8 °C
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