Mutton Bird Island Weather Forecast

    • 11
    • 16

    Shower

    • 9
    • 13

    Shower

    • 8
    • 13

    Cloudy

    • 7
    • 14

    Cloudy

    • 5
    • 19

    Sunny

    • 11
    • 23

    Partly cloudy

    • 12
    • 17

    Shower

Today 14 Sep South West

Cloudy. High chance of showers, most likely in the evening. Winds northwesterly 15 to 20 km/h becoming light before dawn then becoming westerly 15 to 25 km/h in the morning. Overnight temperatures falling to around 10 with daytime temperatures reaching around 17.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Westerly 15 to 20 knots, reaching up to 25 knots offshore in the evening.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres around midday.
1st Swell
Southwesterly 1.5 to 2 metres, tending westerly 2 to 2.5 metres later in the evening.
Weather
Cloudy. 90% chance of showers.
Weather Situation
A high pressure system currently lies over the Tasman Sea. A cold front will approach southwestern Victoria tonight, crossing the State early Tuesday. A strong high pressure ridge pushes into western Victoria in its wake. The high pressure centre will cross Victoria during Thursday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mutton Bird Island Temperature Statistics View More

September Temperature

Cape Otway (45km)

  • Lowest 8 September, 2026

    5.8 °C

  • Average September

    12.8 °C

  • Highest 1 September, 2026

    19.5 °C

Climate (2021–2026)

Cape Otway (45km)

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  • Average Low 2021–2026

    11.8 °C

  • Average 2021–2026

    14.2 °C

  • Average High 2021–2026

    17.4 °C
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