Eastern Sister Weather Forecast

    • 7
    • 15

    Clear

    • 6
    • 17

    Partly cloudy

    • 10
    • 22

    Cloudy

    • 14
    • 21

    Shower

    • 11
    • 15

    Shower

    • 9
    • 16

    Partly cloudy

    • 9
    • 19

    Partly cloudy

Today 22 Sep Mornington Peninsula

Clear. Light winds.

Port Phillip Local Waters

Wind
Southeasterly about 10 knots.
Seas
Below 1 metre.
Weather
Clear.
Weather Situation
A high pressure system over the Bass Strait will move into the Tasman Sea during the week, directing a warm north to northeasterly airstream over Victoria during the second half of the week. Another high pressure system moves in from the west from Saturday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Eastern Sister Temperature Statistics View More

September Temperature

Cerberus (36km)

  • Lowest 18 September, 2026

    2.4 °C

  • Average September

    13.3 °C

  • Highest 20 September, 2026

    26.2 °C

Climate (2021–2026)

Cerberus (36km)

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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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