Seal Island Weather Forecast

    • 15
    • 19

    Showers

    • 9
    • 16

    Shower or two

    • 11
    • 17

    Shower or two

    • 11
    • 17

    Shower or two

    • 13
    • 18

    Shower or two

    • 9
    • 17

    Shower or two

    • 12
    • 18

    Shower or two

Today 12 Jul Perth

Cloudy. Very high chance of showers, becoming less likely late this afternoon and evening. Winds north to northwesterly 15 to 25 km/h tending northwest to southwesterly in the middle of the day then tending southeast to southwesterly 15 to 20 km/h in the late afternoon.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Northwest to southwesterly 15 to 25 knots tending south to southwesterly 15 to 20 knots in the late afternoon then tending south to southeasterly 10 to 15 knots in the evening.
Seas
1.5 to 2 metres, decreasing to 1 metre by early evening.
1st Swell
West to southwesterly 2.5 to 3 metres.
Weather
Cloudy. 95% chance of showers.
Weather Situation
A cold front continues to track east today moving over the South West Land Division. A new ridge will extend over southwest WA on Sunday, followed by a weak cold front brushing the south coast on Sunday night and Monday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Seal Island Temperature Statistics View More

July Temperature

Garden Island (5km)

  • Lowest 10 July, 2025

    9.3 °C

  • Average July

    14.9 °C

  • Highest 1 July, 2025

    21.3 °C

Climate (2020–Present)

Garden Island (5km)

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  • Average Low 2020–2025

    15.2 °C

  • Average 2020–2025

    19 °C

  • Average High 2020–2025

    23.4 °C
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