Saint Mary River Entrance Weather Forecast

    • 14
    • 27

    Partly cloudy

    • 14
    • 23

    Cloudy

    • 14
    • 23

    Cloudy

    • 13
    • 22

    Cloudy

    • 11
    • 31

    Sunny

    • 17
    • 24

    Shower

    • 15
    • 22

    Cloudy

Today 3 Dec South East Coastal

Mostly clear. Winds southerly 20 to 30 km/h decreasing to 15 to 20 km/h in the late evening.

Esperance Coastal Waters

Bremer Bay to Israelite Bay
Wind
South to southwesterly 10 to 15 knots, reaching up to 20 knots west of Hopetoun in the evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres west of Hopetoun.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Mostly clear.
Weather Situation
A high pressure system in the Indian Ocean extends a ridge over southern coastal waters, and brings a south to southeasterly flow to much of the western coast. A weak front will brush the south coast on Friday, before the high pressure system starts to move eastwards through the Bight over the weekend, a south to southeasterly flow remaining about western coastal waters throughout.
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  • Temperature Forecast Bureau of Meteorology

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Saint Mary River Entrance Temperature Statistics View More

December Temperature

Jacup (52km)

  • Lowest 3 December, 2025

    10.1 °C
  • Average December

    19.7 °C
  • Highest 1 December, 2025

    37.3 °C

Climate (2020–Present)

Jacup (52km)

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  • Average Low 2020–2025

    9.5 °C
  • Average 2020–2025

    14.8 °C
  • Average High 2020–2025

    22.4 °C
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