Merri Island Weather Forecast

    • 9
    • 16

    Showers. Windy

    • 8
    • 15

    Showers. Windy

    • 10
    • 16

    Showers

    • 11
    • 18

    Shower or two

    • 10
    • 19

    Showers increasing

    • 11
    • 18

    Possible shower

    • 9
    • 18

    Shower or two

Today 10 Apr Warrnambool

Cloudy. Very high chance of showers. Winds northwesterly 30 to 45 km/h tending westerly 35 to 55 km/h in the morning then decreasing to 30 to 40 km/h in the evening.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Westerly 25 to 30 knots, reaching up to 35 knots during the morning and early afternoon.
Seas
2.5 to 3 metres.
1st Swell
Westerly 3 metres, increasing to 3 to 4 metres during the morning.
Weather
Cloudy. Near 100% chance of showers, with possible small hail offshore in the late afternoon and evening. The chance of a thunderstorm offshore in the morning.
Weather Situation
A cold front is crossing the central and eastern waters this morning. The front and trough will then clear to the east later in the day. A colder west to southwesterly airstream develops over Victoria and persists into the weekend as another high pressure system moves into the Bight before moving over Victoria on Tuesday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Merri Island Temperature Statistics View More

April Temperature

Warrnambool Airport (12km)

  • Lowest 5 April, 2026

    3 °C

  • Average April

    14.9 °C

  • Highest 6 April, 2026

    25 °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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