Observatory Island Weather Forecast

    • 16
    • 23

    Cloudy

    • 15
    • 23

    Partly cloudy

    • 15
    • 25

    Cloud clearing

    • 15
    • 28

    Mostly sunny

    • 17
    • 22

    Shower or two

    • 16
    • 23

    Cloud clearing

    • 13
    • 27

    Sunny

Today 8 Dec Esperance

Cloudy. Slight chance of a shower in the morning and early afternoon. Light winds becoming south to southeasterly 25 to 35 km/h in the morning then tending east to southeasterly 20 to 30 km/h in the evening.

Esperance Coastal Waters

Bremer Bay to Israelite Bay
Wind
South to southwesterly 10 to 15 knots, reaching up to 20 knots east of Hopetoun in the late afternoon. Winds shifting easterly in the late evening.
Seas
Around 1 metre.
1st Swell
Southwesterly 1.5 to 2.5 metres.
Weather
Cloudy.
Weather Situation
A trough through inland parts of the South West Land Division will move eastward today as a weak cold front brushes the far south coast. The next high pressure ridge forms over the far south of the state from Tuesday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Observatory Island Temperature Statistics View More

December Temperature

Esperance (13km)

  • Lowest 1 December, 2025

    11.3 °C

  • Average December

    19.4 °C

  • Highest 2 December, 2025

    35.9 °C

Climate (2020–Present)

Esperance (13km)

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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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