Williams Island Weather Forecast

    • 18
    • 21

    Partly cloudy

    • 18
    • 19

    Windy

    • 17
    • 18

    Windy

    • 17
    • 18

    Cloudy

    • 17
    • 19

    Partly cloudy

    • 18
    • 19

    Shower

    • 18
    • 19

    Partly cloudy

Today 10 Mar Lower Eyre Peninsula

Sunny. Winds north to northeasterly 15 to 25 km/h tending north to northwesterly in the middle of the day then becoming light in the evening. Daytime maximum temperatures in the low to mid 30s.

Central Coastal Waters

Wind
Northeasterly 10 to 15 knots tending northerly in the morning then becoming variable about 10 knots in the middle of the day.
Seas
Below 1 metre.
1st Swell
Southwesterly 1.5 metres.
Weather
Mostly sunny.
Weather Situation
A high pressure system centred east of Tasmania extends a ridge over SA. The ridge will move eastwards today ahead of a cold front and trough expected to move across the west and south of SA during Wednesday. The trough will clear the northeast during Thursday and a high pressure ridge will move across waters well to the south. A low pressure trough will develop over the far west of SA on Friday then move eastwards next weekend.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Williams Island Temperature Statistics View More

March Temperature

Neptune Island (36km)

  • Lowest 9 March, 2026

    14.8 °C

  • Average March

    18.3 °C

  • Highest 1 March, 2026

    22.8 °C

Climate (2021–Present)

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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