Merri Island Weather Forecast

    • 11
    • 22

    Partly cloudy

    • 11
    • 23

    Partly cloudy

    • 10
    • 26

    Mostly sunny

    • 14
    • 22

    Possible shower

    • 13
    • 22

    Shower or two

    • 12
    • 21

    Possible shower

    • 10
    • 23

    Partly cloudy

Today 26 Mar Warrnambool

Partly cloudy. Winds southerly 20 to 25 km/h tending southeasterly 15 to 25 km/h in the evening.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
South to southeasterly 10 to 15 knots, reaching up to 20 knots inshore in the late evening.
Seas
Below 1 metre.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Partly cloudy.
Weather Situation
A high pressure system in the Bight extends a ridge over southern Victoria. The ridge will drift south over Tasmania during Thursday before the high moves into the Tasman Sea early Friday. A trough crosses Bass Strait during Saturday morning as a low pressure system moves southeastwards over NSW. The low may deepen in the western Tasman Sea early Sunday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Merri Island Temperature Statistics View More

March Temperature

Warrnambool Airport (12km)

  • Lowest 4 March, 2025

    4.1 °C

  • Average March

    17.8 °C

  • Highest 9 March, 2025

    37.1 °C

Climate (2020–Present)

Warrnambool Airport (12km)

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  • Average Low 2020–2025

    8.7 °C

  • Average 2020–2025

    13.3 °C

  • Average High 2020–2025

    18.9 °C
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