Hamelin Bay Beach Weather Forecast

    • 16
    • 21

    Cloudy

    • 13
    • 22

    Partly cloudy

    • 17
    • 23

    Partly cloudy

    • 14
    • 24

    Sunny

    • 15
    • 31

    Sunny

    • 22
    • 37

    Mostly sunny

    • 19
    • 25

    Cloudy

Today 20 Dec South West

Mostly clear. Winds southeasterly 15 to 25 km/h becoming light in the late evening.

Leeuwin Coastal Waters

Cape Naturaliste to Walpole
Wind
Southeasterly 15 to 20 knots, reaching up to 25 knots offshore north of Cape Leeuwin in the evening.
Seas
1 to 1.5 metres, increasing to 1.5 to 2 metres offshore north of Cape Leeuwin.
1st Swell
Southwesterly 2 metres, increasing to 2.5 to 3 metres east of Cape Leeuwin.
Weather
Cloudy.
Weather Situation
A ridge will develop across much of southern WA on Sunday, while a trough lies across the Interior. A weak front will brush the south coast on Monday, followed by the west coast trough returning by Tuesday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Hamelin Bay Beach Temperature Statistics View More

December Temperature

Cape Leeuwin (19km)

  • Lowest 4 December, 2025

    16 °C

  • Average December

    19.7 °C

  • Highest 15 December, 2025

    31.7 °C

Climate (2020–Present)

Cape Leeuwin (19km)

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  • Average Low 2020–2025

    15 °C

  • Average 2020–2025

    17.5 °C

  • Average High 2020–2025

    20.8 °C
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