Williams Island Weather Forecast

    • 14
    • 14

    Cloudy

    • 13
    • 14

    Cloudy

    • 13
    • 14

    Partly cloudy

    • 14
    • 19

    Sunny

    • 16
    • 21

    Sunny

    • 17
    • 18

    Partly cloudy

    • 15
    • 15

    Cloudy

Today 15 Sep Lower Eyre Peninsula

Cloudy. Winds south to southwesterly 15 to 25 km/h turning southeasterly 20 to 30 km/h during the morning. Overnight temperatures falling to between 7 and 11 with daytime temperatures reaching around 16.

Central Coastal Waters

Wind
Southerly 15 to 20 knots turning southeasterly in the early afternoon.
Seas
1 to 1.5 metres.
1st Swell
Southwesterly 2.5 to 3 metres, increasing to 3 to 4 metres during the morning.
Weather
Cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Williams Island Temperature Statistics View More

September Temperature

Port Lincoln Airport (48km)

  • Lowest 11 September, 2026

    5.6 °C

  • Average September

    13.8 °C

  • Highest 4 September, 2026

    25.1 °C

Climate (2021–2026)

Port Lincoln Airport (48km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    11.5 °C

  • Average 2021–2026

    15.8 °C

  • Average High 2021–2026

    21.3 °C
Get WillyWeather+ to remove ads