Sleaford Islands Weather Forecast

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    • 20

    Showers increasing

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    Shower or two

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    • 18

    Shower or two developing

    • 13
    • 23

    Showers increasing

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    • 18

    Shower or two

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    Shower or two

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    Showers

Today 9 Jun Port Lincoln

Partly cloudy. Very high chance of showers, most likely late this afternoon and evening. Winds northerly 20 to 30 km/h increasing to 25 to 40 km/h in the morning then tending northwesterly 25 to 30 km/h in the late evening.

Central Coastal Waters

Wind
Northerly 20 to 30 knots, reaching up to 35 knots in the west in the evening. Winds turning west to northwesterly 25 to 30 knots in the evening.
Seas
2 to 2.5 metres, increasing to 2.5 to 4 metres in the west.
1st Swell
Southwesterly 2.5 metres.
Weather
Partly cloudy. Near 100% chance of showers. The chance of a thunderstorm in the west this evening.
Weather Situation
A high pressure system over the Tasman Sea is responsible for northerly winds across South Australia, becoming fresh to strong ahead of a weakening cold front late Tuesday in the west and Wednesday morning for central and eastern waters. A second cold front expected to pass over SA waters on Saturday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sleaford Islands Temperature Statistics View More

June Temperature

Port Lincoln Airport (38km)

  • Lowest 7 June, 2026

    7.1 °C

  • Average June

    12.9 °C

  • Highest 1 June, 2026

    21.1 °C

Climate (2021–Present)

Port Lincoln Airport (38km)

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  • Average Low 2021–2026

    11.5 °C

  • Average 2021–2026

    15.8 °C

  • Average High 2021–2026

    21.3 °C
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