Barrallier Island Weather Forecast

    • 15
    • 23

    Showers

    • 11
    • 21

    Sunny morning. Shower or two

    • 11
    • 18

    Showers easing

    • 9
    • 20

    Showers increasing

    • 6
    • 14

    Showers

    • 7
    • 17

    Showers easing

    • 10
    • 18

    Shower or two

Today 3 May Mornington Peninsula

Partly cloudy. High chance of showers, becoming less likely in the evening. The chance of a thunderstorm. Winds northerly 25 to 40 km/h decreasing to 20 to 30 km/h in the evening.

Western Port Local Waters

Wind
Northerly 10 to 15 knots, reaching up to 20 knots west of Sandy Point in the early afternoon. Winds decreasing to about 10 knots in the evening.
Seas
Below 1 metre.
Weather
Cloudy. 70% chance of showers. The chance of a thunderstorm.
Weather Situation
A low pressure system drifts eastward south of the Bight, extending a cold front over western Bass Strait. This front will move slowly eastward, reaching eastern waters on Sunday afternoon. The low pressure system is then expected to move over Bass Strait or southern Victoria on Monday with a cool southwesterly airstream in its wake. A cold front moving south of the Bight is likely to reach western waters later Wednesday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Barrallier Island Temperature Statistics View More

May Temperature

Cerberus (15km)

  • Lowest 2 May, 2026

    10.5 °C

  • Average May

    17 °C

  • Highest 1 May, 2026

    27.8 °C

Climate (2021–Present)

Cerberus (15km)

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  • Average Low 2021–2026

    10.2 °C

  • Average 2021–2026

    14.5 °C

  • Average High 2021–2026

    19.6 °C
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