Merri Island Weather Forecast

    • 10
    • 18

    Mostly clear

    • 9
    • 27

    Sunny

    • 18
    • 29

    Partly cloudy

    • 11
    • 19

    Partly cloudy

    • 10
    • 19

    Showers increasing

    • 8
    • 17

    Possible shower

    • 8
    • 20

    Partly cloudy

Today 2 Dec Warrnambool

Partly cloudy. Winds westerly 15 to 25 km/h becoming light in the late evening.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Westerly 15 to 20 knots turning northwesterly in the late evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres during the afternoon.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Partly cloudy.
Weather Situation
A high pressure system over South Australia will move over Victoria on Tuesday before moving to the east on Wednesday to be in the Tasman Sea. A northwesterly flow will strengthen over the state on Wednesday. A cold front which will cross Victoria later on Thursday, followed by a trough and low pressure system on Friday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Merri Island Temperature Statistics View More

December Temperature

Warrnambool Airport (12km)

  • Lowest 1 December, 2025

    7 °C

  • Average December

    9.8 °C

  • Highest

    –

Climate (2020–Present)

Warrnambool Airport (12km)

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  • Average Low 2020–2025

    8.8 °C

  • Average 2020–2025

    13.4 °C

  • Average High 2020–2025

    19 °C
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