Peak Island Weather Forecast

    • 14
    • 21

    Cloudy

    • 16
    • 22

    Showers. Possible late storm

    • 12
    • 18

    Possible early storm. Showers

    • 12
    • 20

    Shower or two

    • 15
    • 20

    Showers easing

    • 14
    • 21

    Shower or two

    • 11
    • 22

    Sunny

Today 19 Apr South West

Partly cloudy. Slight chance of a shower near the Southwest Capes, near zero chance elsewhere. Light winds becoming northwesterly 15 to 20 km/h in the morning then becoming light in the late afternoon. Daytime maximum temperatures in the low 20s.

Leeuwin Coastal Waters

Cape Naturaliste to Walpole
Wind
Northwesterly 10 to 15 knots, reaching up to 20 knots offshore east of Cape Leeuwin during the day.
Seas
1 to 1.5 metres, decreasing to 1 metre during the morning, then increasing to 1 to 1.5 metres around midday.
1st Swell
Southwesterly 3 metres.
Weather
Cloudy.
Weather Situation
A trough is moving east across the Interior as a ridge settles across southern WA. A weak trough will develop over the Gascoyne today and extend into the South West Land Division during Monday ahead of a strong cold front on Monday night. A second cold front will approach the southwest later on Wednesday, following a brief ridge over southern WA later Tuesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Peak Island Temperature Statistics View More

April Temperature

Cape Leeuwin (20km)

  • Lowest 11 April, 2026

    12.9 °C

  • Average April

    18.4 °C

  • Highest 3 April, 2026

    23.5 °C

Climate (2021–Present)

Cape Leeuwin (20km)

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  • Average Low 2021–2026

    14.9 °C

  • Average 2021–2026

    17.5 °C

  • Average High 2021–2026

    20.7 °C
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