Mills Beach Weather Forecast

    • 11
    • 18

    Showers. Possible storm

    • 10
    • 16

    Shower or two

    • 9
    • 15

    Shower or two

    • 6
    • 15

    Possible shower

    • 8
    • 14

    Cloudy

    • 7
    • 15

    Partly cloudy

    • 7
    • 17

    Partly cloudy

Today 5 Sep Mornington Peninsula

Cloudy. Very high chance of showers. The chance of a thunderstorm in the afternoon, possibly severe with damaging winds. Winds northwesterly 30 to 45 km/h tending westerly 25 to 40 km/h in the early afternoon.

Port Phillip Local Waters

Wind
Northwesterly 20 to 25 knots, reaching up to 30 knots in the late morning. Winds turning westerly 15 to 25 knots in the middle of the day.
Seas
1 to 2 metres, decreasing to 1 to 1.5 metres by early evening.
Weather
Partly cloudy. 80% chance of showers. The chance of a thunderstorm in the late morning and afternoon with possible squalls.
Weather Situation
Strong northerly airflow as a cold front approaches from the west, crossing Bass Strait today with a vigorous westerly airstream developing as an associated low pressure system crosses Tasmania. Winds will ease on Sunday as a high pressure ridge extends over Victoria and persists into early next week.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mills Beach Temperature Statistics View More

September Temperature

Cerberus (20km)

  • Lowest 1 September, 2026

    4.9 °C

  • Average September

    12.7 °C

  • Highest 3 September, 2026

    17 °C

Climate (2021–2026)

Cerberus (20km)

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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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