The Arch Weather Forecast

    • 10
    • 18

    Cloudy

    • 8
    • 27

    Sunny

    • 16
    • 28

    Partly cloudy

    • 10
    • 20

    Partly cloudy

    • 10
    • 19

    Shower

    • 8
    • 17

    Shower

    • 9
    • 21

    Shower

Today 2 Dec South West

Cloudy. Slight chance of a shower in the morning and early afternoon. Winds westerly 15 to 25 km/h becoming light in the evening. Overnight temperatures falling to between 6 and 9 with daytime temperatures reaching around 18.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
West to southwesterly 15 to 20 knots tending west to northwesterly during the afternoon and evening.
Seas
1 to 1.5 metres, decreasing to 1 metre during the morning, then increasing to 1 to 1.5 metres during the afternoon.
1st Swell
Southwesterly 2 to 3 metres.
Weather
Partly cloudy.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

The Arch Temperature Statistics View More

December Temperature

Cape Otway (55km)

  • Lowest 1 December, 2025

    9.1 °C

  • Average December

    11.1 °C

  • Highest

    –

Climate (2020–Present)

Cape Otway (55km)

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  • Average Low 2020–2025

    11.7 °C

  • Average 2020–2025

    14.2 °C

  • Average High 2020–2025

    17.3 °C
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