Hamelin Bay Beach Weather Forecast

    • 11
    • 23

    Possible shower

    • 12
    • 19

    Showers

    • 12
    • 18

    Shower or two

    • 8
    • 18

    Cloudy

    • 8
    • 20

    Partly cloudy

    • 9
    • 22

    Partly cloudy

    • 15
    • 22

    Showers

Today 20 May South West

Partly cloudy. Slight chance of a shower near the south coast, most likely in the afternoon. Near zero chance of rain elsewhere. Winds northerly 15 to 20 km/h tending northwesterly in the middle of the day then becoming light in the late afternoon. Overnight temperatures falling to between 7 and 11 with daytime temperatures reaching the low 20s.

Leeuwin Coastal Waters

Cape Naturaliste to Walpole
Wind
North to northwesterly 10 to 15 knots, reaching up to 20 knots offshore east of Cape Leeuwin during the morning and early afternoon. Winds tending northwest to southwesterly in the morning then becoming variable below 10 knots in the evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres during the morning, then decreasing below 1 metre during the afternoon.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Partly cloudy. 60% chance of showers.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Hamelin Bay Beach Temperature Statistics View More

May Temperature

Cape Leeuwin (19km)

  • Lowest 1 May, 2026

    11 °C

  • Average May

    16.9 °C

  • Highest 11 May, 2026

    24.5 °C

Climate (2021–Present)

Cape Leeuwin (19km)

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  • Average Low 2021–2026

    14.9 °C

  • Average 2021–2026

    17.4 °C

  • Average High 2021–2026

    20.7 °C
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