Bay of Islands Weather Forecast

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Today 31 Aug South West

Partly cloudy. Medium chance of showers near the Otways, slight chance elsewhere. Winds westerly 15 to 25 km/h turning northwesterly 15 to 20 km/h in the late evening.

West Victoria Coastal Waters

SA-Vic Border to Cape Otway
Wind
Westerly 20 to 25 knots.
Seas
1.5 to 2 metres.
1st Swell
Southwesterly 3 metres.
Weather
Partly cloudy. 60% chance of showers.
Weather Situation
A high pressure system centred over the Bight extends a ridge over northern Victoria. The high will move slowly eastwards to be centred over southeastern NSW late Tuesday. A cold front will move across Victoria late Tuesday and early Wednesday then winds will turn northerly late in the week ahead of the passage of a cold front next Sunday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Bay of Islands Temperature Statistics View More

August Temperature

Warrnambool Airport (45km)

  • Lowest 20 August, 2025

    -1.5 °C

  • Average August

    9.5 °C

  • Highest 21 August, 2025

    19.5 °C

Climate (2020–Present)

Warrnambool Airport (45km)

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  • Average Low 2020–2025

    8.8 °C

  • Average 2020–2025

    13.4 °C

  • Average High 2020–2025

    19.1 °C
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