Mutton Bird Island Weather Forecast

    • 11
    • 22

    Shower

    • 11
    • 16

    Shower

    • 9
    • 13

    Shower

    • 8
    • 13

    Windy

    • 7
    • 14

    Cloudy

    • 5
    • 20

    Sunny

    • 11
    • 23

    Sunny

Today 13 Sep South West

Partly cloudy. Very high chance of showers in the north, medium chance elsewhere. The chance of a thunderstorm in the afternoon and evening. Winds northerly 20 to 30 km/h turning northwesterly 15 to 20 km/h in the late evening. Overnight temperatures falling to around 11 with daytime temperatures reaching the low 20s.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Northerly 15 to 20 knots turning northwesterly 10 to 15 knots during the afternoon and evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres during the morning, then decreasing to 1 metre during the afternoon.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Partly cloudy. The chance of a thunderstorm in the afternoon and evening.
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

    12.2 °C

  • Highest 1 September, 2026

    19.5 °C

Climate (2021–2026)

Cape Otway (45km)

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  • Average Low 2021–2026

    11.7 °C

  • Average 2021–2026

    14.2 °C

  • Average High 2021–2026

    17.4 °C
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