Guillotine Beach Weather Forecast

    • 7
    • 14

    Showers

    • 8
    • 16

    Showers easing

    • 11
    • 18

    Showers increasing

    • 11
    • 17

    Shower or two

    • 10
    • 18

    Shower or two

    • 12
    • 17

    Showers

    • 9
    • 16

    Showers

Today 13 Jul South West

Partly cloudy. Areas of frost and patchy fog early this morning, mainly inland. Very high chance of showers near the Southwest Capes, medium chance elsewhere. Light winds becoming northwesterly 15 to 25 km/h in the late evening. Daytime maximum temperatures between 12 and 15.

Leeuwin Coastal Waters

Cape Naturaliste to Walpole
Wind
Northwesterly 15 to 20 knots turning westerly during the afternoon and evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres offshore east of Cape Leeuwin during the afternoon.
1st Swell
Southwesterly 3 to 4 metres.
Weather
Cloudy. 90% chance of showers. The chance of a thunderstorm in the afternoon and evening.
Weather Situation
A weak ridge will extend over southern WA on Sunday A cold front passes over the southwest of the State on Sunday night and Monday morning. A stronger ridge develops in the wake of the front during Monday and into Tuesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Guillotine Beach Temperature Statistics View More

July Temperature

Cape Naturaliste (32km)

  • Lowest 8 July, 2025

    10 °C

  • Average July

    15 °C

  • Highest 1 July, 2025

    21.2 °C

Climate (2020–Present)

Cape Naturaliste (32km)

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  • Average Low 2020–2025

    13.3 °C

  • Average 2020–2025

    17.3 °C

  • Average High 2020–2025

    22.8 °C
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