Harlequin Island Weather Forecast

    • 18
    • 18

    Shower

    • 16
    • 17

    Cloudy

    • 17
    • 18

    Shower

    • 16
    • 17

    Cloudy

    • 17
    • 18

    Cloudy

    • 17
    • 18

    Cloudy

    • 17
    • 18

    Cloudy

Today 18 Dec South East Coastal

Cloudy. Medium chance of showers in the south, slight chance elsewhere. Winds south to southwesterly 15 to 25 km/h tending south to southeasterly 25 to 35 km/h during the morning and early afternoon. Daytime maximum temperatures 22 to 29.

Esperance Coastal Waters

Bremer Bay to Israelite Bay
Wind
South to southwesterly 15 to 20 knots turning southeasterly during the day.
Seas
1 to 2 metres.
1st Swell
Southwesterly 1.5 to 2.5 metres.
Weather
Cloudy.
Weather Situation
A ridge across the southwest coast and will extend along southern WA through today. A west coast trough will form early on Friday and move inland during the day ahead of a weak front passing to the south of the state. Another ridge will develop across the southwest from Saturday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Harlequin Island Temperature Statistics View More

December Temperature

Esperance (126km)

  • Lowest 14 December, 2025

    11.2 °C

  • Average December

    20.4 °C

  • Highest 16 December, 2025

    44.1 °C

Climate (2020–Present)

Esperance (126km)

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  • Average Low 2020–2025

    12.6 °C

  • Average 2020–2025

    16.6 °C

  • Average High 2020–2025

    22.3 °C
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