Harlequin Island Weather Forecast

    • 19
    • 24

    Storm

    • 18
    • 21

    Storm

    • 16
    • 20

    Partly cloudy

    • 18
    • 20

    Shower

    • 17
    • 18

    Shower

    • 17
    • 18

    Partly cloudy

    • 18
    • 20

    Shower

Today 20 Apr South East Coastal

Partly cloudy. The chance of fog in the west early this morning. Slight chance of a shower. The chance of a thunderstorm, possibly severe with damaging winds. Winds north to northeasterly 25 to 35 km/h tending north to northwesterly in the late morning and afternoon. Daytime maximum temperatures in the low 30s.

Esperance Coastal Waters

Bremer Bay to Israelite Bay
Wind
Northeasterly 15 to 25 knots, reaching up to 30 knots east of Esperance during the afternoon and evening. Winds shifting west to northwesterly in the evening.
Seas
Below 1 metre, increasing to 1.5 to 2.5 metres east of Hopetoun.
1st Swell
Southwesterly 2 to 3 metres.
Weather
Mostly sunny. The chance of a thunderstorm east of Hopetoun.
Weather Situation
A ridge across southeastern WA continues moving east. A trough developing over the Gascoyne extends into the eastern South West Land Division today ahead of a strong cold front later night. Following a brief ridge over southern WA later Tuesday into Wednesday, a second moderate cold front will move across the southwest on Thursday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Harlequin Island Temperature Statistics View More

April Temperature

Esperance (126km)

  • Lowest 19 April, 2026

    9.5 °C

  • Average April

    17.9 °C

  • Highest 17 April, 2026

    32.2 °C

Climate (2021–Present)

Esperance (126km)

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  • Average Low 2021–2026

    12.6 °C

  • Average 2021–2026

    16.6 °C

  • Average High 2021–2026

    22.2 °C
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