The Arch Weather Forecast

    • 10
    • 18

    Shower

    • 6
    • 16

    Shower

    • 10
    • 17

    Shower

    • 10
    • 17

    Shower

    • 10
    • 17

    Shower

    • 8
    • 19

    Partly cloudy

    • 8
    • 21

    Partly cloudy

Today 6 May South West

Cloudy. Very high chance of showers, most likely from the late morning. Snow falling above 800 metres. The chance of a thunderstorm near the coast in the evening. Possible small hail in the evening. Winds northwesterly 20 to 30 km/h turning southwesterly in the late afternoon. Overnight temperatures falling to around 8 with daytime temperatures reaching around 16.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
West to northwesterly 15 to 25 knots turning southwesterly 20 to 25 knots in the early afternoon. Winds reaching up to 30 knots during the afternoon and evening.
Seas
1 to 2 metres, increasing to 2 to 3 metres during the afternoon.
1st Swell
Southwesterly 2.5 metres, increasing to 2.5 to 4 metres around midday.
Weather
Cloudy. Near 100% chance of showers. The chance of a thunderstorm in the evening. Possible small hail in the late afternoon and evening.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

The Arch Temperature Statistics View More

May Temperature

Cape Otway (55km)

  • Lowest 5 May, 2026

    11.9 °C

  • Average May

    17.8 °C

  • Highest 1 May, 2026

    27.4 °C

Climate (2021–Present)

Cape Otway (55km)

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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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