Observatory Island Weather Forecast

    • 19
    • 28

    Partly cloudy

    • 18
    • 35

    Partly cloudy

    • 19
    • 25

    Shower or two

    • 17
    • 21

    Showers

    • 17
    • 23

    Shower or two

    • 17
    • 21

    Cloudy

    • 16
    • 25

    Partly cloudy

Today 20 Mar Esperance

Partly cloudy. Light winds becoming south to southeasterly 20 to 25 km/h in the middle of the day then tending east to southeasterly 15 to 25 km/h in the evening.

Esperance Coastal Waters

Bremer Bay to Israelite Bay
Wind
Southeast to southwesterly 10 to 15 knots tending southeasterly in the early afternoon then tending easterly in the late evening.
Seas
Below 1 metre.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Partly cloudy.
Weather Situation
A ridge over central and southeastern parts of the state will slowly weaken over the weekend. A west coast trough will move inland later Saturday, ahead of a weak cold front brushing past the south coast on Sunday. A new ridge will arrive on the southwest coast on Sunday, building east along the south coast on Monday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Observatory Island Temperature Statistics View More

March Temperature

Esperance (13km)

  • Lowest 2 March, 2026

    10.6 °C

  • Average March

    19.6 °C

  • Highest 8 March, 2026

    40.1 °C

Climate (2021–Present)

Esperance (13km)

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  • Average Low 2021–2026

    12.6 °C

  • Average 2021–2026

    16.6 °C

  • Average High 2021–2026

    22.3 °C
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