Island Arch Weather Forecast

    • 7
    • 15

    Partly cloudy

    • 4
    • 15

    Partly cloudy

    • 8
    • 13

    Rain

    • 5
    • 12

    Shower

    • 6
    • 12

    Shower

    • 7
    • 14

    Shower

    • 7
    • 15

    Shower

Today 6 Jul South West

Partly cloudy. The chance of fog later tonight. Light winds.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
North to northwesterly below 10 knots.
Seas
Below 0.5 metres, increasing to below 1 metre offshore.
1st Swell
Southwesterly 1.5 to 2 metres.
Weather
Clear.
Weather Situation
A weakening low pressure system over eastern Victoria will move over the Tasman Sea tonight, with a ridge of high pressure quickly crossing Victoria and Bass Strait on Monday as a cold front approaches from the west. The front is forecast to cross Victorian coastal waters during Tuesday afternoon and evening, with another front to approach western Victoria late on Wednesday. This front will cross Victoria and Bass Strait on Thursday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Island Arch Temperature Statistics View More

July Temperature

Cape Otway (44km)

  • Lowest 4 July, 2025

    6.1 °C

  • Average July

    11.2 °C

  • Highest 4 July, 2025

    15.8 °C

Climate (2020–Present)

Cape Otway (44km)

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  • Average Low 2020–2025

    11.7 °C

  • Average 2020–2025

    14.2 °C

  • Average High 2020–2025

    17.4 °C
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