Williams Island Weather Forecast

    • 14
    • 14

    Cloudy

    • 13
    • 13

    Cloudy

    • 12
    • 15

    Cloudy

    • 14
    • 15

    Partly cloudy

    • 14
    • 16

    Shower

    • 15
    • 16

    Shower

    • 13
    • 15

    Shower

Today 3 Aug Lower Eyre Peninsula

Cloudy. Winds southwesterly 15 to 20 km/h becoming light in the late afternoon.

Central Coastal Waters

Wind
Southwesterly 10 to 15 knots decreasing to about 10 knots in the late evening.
Seas
Below 1 metre.
1st Swell
Southwesterly 3 to 4 metres, decreasing to 3 metres by early evening.
Weather
Cloudy.
Weather Situation
A high pressure system centred in the Bight will slowly move over southeastern Australia this week while maintaining a ridge over SA. A trough will pass by the coast mid week before a stronger cold front begins to move into the Bight this weekend.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Williams Island Temperature Statistics View More

August Temperature

Neptune Island (36km)

  • Lowest 1 August, 2026

    12 °C

  • Average August

    13.8 °C

  • Highest 1 August, 2026

    16.5 °C

Climate (2021–2026)

Neptune Island (36km)

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  • Average Low 2021–2026

    14.3 °C

  • Average 2021–2026

    16.2 °C

  • Average High 2021–2026

    18.8 °C
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