Barrallier Island Weather Forecast

    • 10
    • 20

    Sunny

    • 12
    • 27

    Mostly sunny

    • 15
    • 21

    Possible shower

    • 11
    • 19

    Shower or two

    • 11
    • 17

    Cloudy

    • 10
    • 18

    Partly cloudy

    • 9
    • 25

    Sunny

Today 11 Dec Mornington Peninsula

Sunny. Winds southeasterly 15 to 20 km/h becoming light before dawn then becoming southeasterly 20 to 30 km/h in the early morning.

Western Port Local Waters

Wind
Southeasterly 10 to 15 knots, reaching up to 20 knots west of Sandy Point in the evening. Winds turning easterly below 10 knots in the late evening.
Seas
Around 1 metre.
Weather
Sunny.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Barrallier Island Temperature Statistics View More

December Temperature

Cerberus (15km)

  • Lowest 3 December, 2025

    6 °C

  • Average December

    15.5 °C

  • Highest 4 December, 2025

    34 °C

Climate (2020–Present)

Cerberus (15km)

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  • Average Low 2020–2025

    10.1 °C

  • Average 2020–2025

    14.5 °C

  • Average High 2020–2025

    19.5 °C
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