Sierra Nevada Rocks Weather Forecast

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Today 4 May Mornington Peninsula

Partly cloudy. High chance of showers, most likely late this afternoon and evening. Winds northerly 25 to 40 km/h tending northwesterly in the evening.

Port Phillip Local Waters

Wind
Northerly 15 to 25 knots, reaching up to 30 knots in the evening. Winds tending northwesterly in the evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres during the morning.
Weather
Partly cloudy. 60% chance of showers during this afternoon and evening.
Weather Situation
A low pressure system drifts eastward south of the Bight, extending a cold front over eastern Bass Strait. This front will continue to move slowly eastward, clearing the east of the Strait this morning. The low pressure system will then move over Bass Strait this overnight 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 or Thursday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sierra Nevada Rocks Temperature Statistics View More

May Temperature

Avalon Airport (38km)

  • Lowest 1 May, 2026

    12.9 °C
  • Average May

    19.8 °C
  • Highest 1 May, 2026

    29.3 °C

Climate (2021–Present)

Avalon Airport (38km)

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  • Average Low 2021–2026

    9.7 °C
  • Average 2021–2026

    14.6 °C
  • Average High 2021–2026

    20.6 °C
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