Castletown Weather Forecast

    • 14
    • 23

    Partly cloudy

    • 14
    • 30

    Sunny

    • 16
    • 23

    Possible shower

    • 15
    • 22

    Cloudy

    • 14
    • 27

    Becoming windy. Partly cloudy

    • 16
    • 31

    Mostly sunny

    • 18
    • 23

    Shower or two

Today 6 Dec Esperance

Partly cloudy. Winds southeast to southwesterly 15 to 25 km/h tending southeasterly in the late afternoon then becoming light in the evening.

Esperance Coastal Waters

Bremer Bay to Israelite Bay
Wind
Southerly 10 to 15 knots becoming variable about 10 knots in the morning then becoming east to northeasterly 10 to 15 knots in the late evening.
Seas
Around 1 metre, decreasing below 0.5 metres around midday, then increasing to below 1 metre during the afternoon.
1st Swell
Southwesterly 2 to 3 metres.
Weather
Partly cloudy.
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  • Temperature Forecast Bureau of Meteorology

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Castletown Temperature Statistics View More

December Temperature

Esperance (1km)

  • Lowest 1 December, 2025

    11.3 °C

  • Average December

    19.9 °C

  • Highest 2 December, 2025

    35.9 °C

Climate (2020–Present)

Esperance (1km)

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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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