Williams Island Weather Forecast

    • 15
    • 15

    Partly cloudy

    • 14
    • 15

    Partly cloudy

    • 14
    • 15

    Cloudy

    • 14
    • 16

    Cloudy

    • 14
    • 16

    Shower

    • 14
    • 16

    Shower

    • 14
    • 16

    Shower

Today 25 Jun Lower Eyre Peninsula

The chance of morning fog. Mostly sunny afternoon. Light winds becoming east to northeasterly 15 to 20 km/h in the middle of the day then becoming light in the late afternoon. Overnight temperatures falling to between 4 and 7 with daytime temperatures reaching around 17.

Central Coastal Waters

Wind
East to northeasterly about 10 knots.
Seas
Below 1 metre.
1st Swell
Southwesterly 1.5 to 2 metres, decreasing to 1.5 metres during the afternoon.
Weather
Mostly sunny.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Williams Island Temperature Statistics View More

June Temperature

Neptune Island (36km)

  • Lowest 20 June, 2026

    10.7 °C

  • Average June

    14.9 °C

  • Highest 12 June, 2026

    20.3 °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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