Merri Island Weather Forecast

    • 12
    • 24

    Morning fog then mostly sunny

    • 14
    • 25

    Shower or two

    • 14
    • 24

    Shower or two

    • 12
    • 17

    Shower or two

    • 10
    • 17

    Possible shower

    • 11
    • 19

    Cloudy

    • 11
    • 21

    Mostly sunny

Today 23 Mar Warrnambool

Patchy morning fog. Mostly sunny afternoon. Light winds becoming southeasterly 15 to 25 km/h in the early afternoon then tending easterly 15 to 20 km/h in the late evening.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Variable about 10 knots becoming east to southeasterly 10 to 15 knots in the late afternoon.
Seas
Below 1 metre.
1st Swell
Southwesterly 1.5 to 2 metres.
Weather
Partly cloudy.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Merri Island Temperature Statistics View More

March Temperature

Warrnambool Airport (12km)

  • Lowest 20 March, 2026

    6 °C

  • Average March

    16 °C

  • Highest 10 March, 2026

    27.9 °C

Climate (2021–Present)

Warrnambool Airport (12km)

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  • Average Low 2021–2026

    8.8 °C

  • Average 2021–2026

    13.4 °C

  • Average High 2021–2026

    19.1 °C
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