Williams Island Weather Forecast

    • 18
    • 18

    Partly cloudy

    • 17
    • 18

    Windy

    • 17
    • 18

    Windy

    • 16
    • 18

    Windy

    • 17
    • 19

    Partly cloudy

    • 19
    • 21

    Partly cloudy

    • 19
    • 20

    Partly cloudy

Today 19 Jan Lower Eyre Peninsula

Partly cloudy. Winds southerly 25 to 35 km/h.

Central Coastal Waters

Wind
Southerly 15 to 20 knots, reaching up to 25 knots inshore during the afternoon and evening.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres inshore.
1st Swell
Southwesterly 1.5 metres.
Weather
Partly cloudy.
Weather Situation
A high pressure system south of WA maintains a ridge over coastal waters. The high will start to move eastwards on Thursday to be in the Tasman Sea on Friday, whilst a trough of low pressure approaches from the west.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Williams Island Temperature Statistics View More

January Temperature

Port Lincoln Airport (48km)

  • Lowest 6 January, 2026

    11.9 °C

  • Average January

    19.7 °C

  • Highest 7 January, 2026

    44.5 °C

Climate (2021–Present)

Port Lincoln Airport (48km)

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  • Average Low 2021–2026

    11.4 °C

  • Average 2021–2026

    15.8 °C

  • Average High 2021–2026

    21.3 °C
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