Island Arch Weather Forecast

    • 11
    • 15

    Rain

    • 9
    • 17

    Shower

    • 9
    • 14

    Shower

    • 6
    • 14

    Windy

    • 9
    • 12

    Shower

    • 9
    • 14

    Cloudy

    • 7
    • 15

    Partly cloudy

Today 30 Jun South West

Cloudy. Very high chance of rain, most likely in the morning. Winds northerly 15 to 25 km/h becoming light in the early morning then becoming north to northwesterly 15 to 20 km/h in the middle of the day. Overnight temperatures falling to around 10 with daytime temperatures reaching around 15.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Northerly 15 to 20 knots, reaching up to 25 knots offshore early in the morning. Winds turning northwesterly in the middle of the day.
Seas
1 to 2 metres, decreasing to 1 to 1.5 metres during the morning.
1st Swell
Southwesterly 1.5 to 2 metres.
Weather
Partly cloudy. 95% chance of showers.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Island Arch Temperature Statistics View More

June Temperature

Cape Otway (44km)

  • Lowest 15 June, 2026

    6.5 °C

  • Average June

    12.8 °C

  • Highest 12 June, 2026

    19.2 °C

Climate (2021–2026)

Cape Otway (44km)

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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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