Guillotine Beach Weather Forecast

    • 11
    • 21

    Possible shower

    • 11
    • 21

    Partly cloudy

    • 8
    • 21

    Sunny

    • 11
    • 23

    Mostly sunny

    • 10
    • 22

    Shower or two

    • 9
    • 20

    Partly cloudy

    • 7
    • 19

    Mostly sunny

Today 17 May South West

Partly cloudy. Medium chance of showers in the southwest, near zero chance elsewhere. Light winds.

Leeuwin Coastal Waters

Cape Naturaliste to Walpole
Wind
Southwesterly 10 to 15 knots, reaching up to 20 knots offshore east of Cape Leeuwin in the evening.
Seas
Below 1 metre, increasing to 1 to 1.5 metres offshore east of Cape Leeuwin.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Partly cloudy.
Weather Situation
A ridge lies over southern WA and will persist through much of the week. A weak cold front may brush the southwest coast later Thursday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Guillotine Beach Temperature Statistics View More

May Temperature

Cape Naturaliste (32km)

  • Lowest 5 May, 2026

    9.3 °C

  • Average May

    16 °C

  • Highest 12 May, 2026

    25.2 °C

Climate (2021–Present)

Cape Naturaliste (32km)

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  • Average Low 2021–2026

    13.3 °C

  • Average 2021–2026

    17.2 °C

  • Average High 2021–2026

    22.7 °C
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