Sleaford Islands Weather Forecast

    • 14
    • 21

    Cloudy

    • 15
    • 25

    Mostly sunny

    • 15
    • 26

    Possible shower

    • 15
    • 23

    Showers

    • 15
    • 23

    Cloudy

    • 15
    • 25

    Mostly sunny

    • 15
    • 25

    Cloud clearing

Today 13 Mar Port Lincoln

Cloudy. Winds east to southeasterly 25 to 35 km/h.

Central Coastal Waters

Wind
East to southeasterly 15 to 20 knots.
Seas
1 to 2 metres.
1st Swell
Southerly 2.5 to 3 metres.
Weather
Cloudy.
Weather Situation
A ridge of high pressure extends from a high south of Perth, across waters well south of SA. The high slowly moves eastwards to be centred well south of the Bight later today and over the Tasman Sea by Saturday afternoon, with further high pressure systems building well south of the Bight. A trough over inland WA is expected to move across western SA over the weekend.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sleaford Islands Temperature Statistics View More

March Temperature

Port Lincoln Airport (38km)

  • Lowest 5 March, 2026

    11.6 °C

  • Average March

    18.8 °C

  • Highest 10 March, 2026

    34.6 °C

Climate (2021–Present)

Port Lincoln Airport (38km)

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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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