Peak Island Weather Forecast

    • 12
    • 18

    Cloudy

    • 13
    • 20

    Possible shower

    • 15
    • 20

    Showers

    • 14
    • 21

    Shower or two

    • 13
    • 21

    Partly cloudy

    • 11
    • 22

    Mostly sunny

    • 13
    • 22

    Possible shower

Today 21 Apr South West

Cloudy. Slight chance of a shower in the morning and early afternoon. Winds southwesterly 20 to 30 km/h becoming light in the late afternoon. Daytime maximum temperatures between 15 and 18.

Leeuwin Coastal Waters

Cape Naturaliste to Walpole
Wind
Southwesterly 15 to 25 knots, reaching up to 30 knots offshore east of Cape Leeuwin during the morning. Winds turning west to northwesterly 10 to 15 knots in the evening.
Seas
1.5 to 2.5 metres, decreasing to 1 to 1.5 metres around midday, then decreasing to 1 metre during the afternoon.
1st Swell
Southwesterly 4 to 5 metres.
Weather
Cloudy.
Weather Situation
A cold front is moving across the South West Land Division this morning and will weaken during the day. Meanwhile, a trough extending through the Goldfields is moving east and will move to the Eucla and Interior by this afternoon. Following a brief ridge over southern WA later today into Wednesday, a second moderate cold front will move across the southwest on Thursday.
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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