Sleaford Islands Weather Forecast

    • 15
    • 23

    Partly cloudy

    • 15
    • 26

    Cloud clearing

    • 14
    • 32

    Partly cloudy

    • 15
    • 24

    Partly cloudy

    • 16
    • 25

    Partly cloudy

    • 16
    • 25

    Partly cloudy

    • 15
    • 25

    Mostly sunny

Today 16 Jan Port Lincoln

Mostly clear. Winds southeasterly 25 to 30 km/h.

Central Coastal Waters

Wind
Southeasterly 15 to 25 knots.
Seas
1.5 to 2 metres.
1st Swell
Southwesterly 1.5 metres.
Weather
Partly cloudy.
Weather Situation
A ridge of high pressure south of SA will persist over the coming days, with the high centre moving to the southeast, to be south of Tasmania today and to the Tasman Sea later over the weekend. The ridge lingers into tomorrow. On Sunday a trough will begin to move in from the west, reaching central districts by the evening and into the northeast early next week.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sleaford Islands Temperature Statistics View More

January Temperature

Port Lincoln Airport (38km)

  • Lowest 6 January, 2026

    11.9 °C

  • Average January

    19.8 °C

  • Highest 7 January, 2026

    44.5 °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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