Guillotine Beach Weather Forecast

    • 10
    • 22

    Sunny

    • 10
    • 22

    Sunny

    • 11
    • 23

    Mostly sunny

    • 14
    • 23

    Partly cloudy

    • 13
    • 22

    Showers

    • 11
    • 19

    Shower or two

    • 9
    • 18

    Shower or two

Today 9 May South West

Mostly sunny. The chance of smoke haze later this evening. Winds north to northeasterly 15 to 20 km/h becoming light in the early afternoon.

Leeuwin Coastal Waters

Cape Naturaliste to Walpole
Wind
North to northeasterly 10 to 15 knots, reaching up to 20 knots offshore in the early afternoon.
Seas
1 to 1.5 metres, decreasing to 1 metre by early evening.
1st Swell
Southwesterly around 1 metre.
Weather
Sunny.
Weather Situation
A high pressure system will move slowly eastwards across the Great Australian Bight during the next few days. A cold front will approach the southwest coast from Tuesday.
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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

    14.5 °C

  • Highest 7 May, 2026

    21.4 °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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