Barrallier Island Weather Forecast

    • 7
    • 13

    Showers

    • 6
    • 13

    Shower or two clearing

    • 4
    • 15

    Cloud clearing

    • 6
    • 16

    Sunny

    • 7
    • 14

    Showers

    • 7
    • 13

    Shower or two

    • 7
    • 14

    Possible shower

Today 30 Jul Mornington Peninsula

Cloudy. High chance of showers, becoming less likely late this afternoon and evening. Winds southwesterly 15 to 25 km/h turning westerly 15 to 20 km/h during the day.

Western Port Local Waters

Wind
West to southwesterly 10 to 15 knots tending west to northwesterly below 10 knots during the day.
Seas
Below 0.5 metres, increasing to around 1 metre west of Sandy Point.
Weather
Cloudy. 80% chance of showers.
Weather Situation
A large high pressure system situated in the Bight extends a ridge over Victoria. The high pressure centre will slowly cross the north on Friday before moving into the Tasman Sea on the weekend, continuing to extend a ridge over the state. This ridge will begin to weaken as a cold front approaches the western border late on Sunday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Barrallier Island Temperature Statistics View More

July Temperature

Cerberus (15km)

  • Lowest 19 July, 2026

    1.3 °C

  • Average July

    10.3 °C

  • Highest 1 July, 2026

    17.9 °C

Climate (2021–2026)

Cerberus (15km)

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  • Average Low 2021–2026

    10.2 °C

  • Average 2021–2026

    14.6 °C

  • Average High 2021–2026

    19.7 °C
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