Sleaford Islands Weather Forecast

    • 15
    • 23

    Cloudy

    • 15
    • 22

    Cloudy

    • 14
    • 23

    Cloudy

    • 13
    • 32

    Sunny

    • 17
    • 37

    Sunny

    • 15
    • 27

    Mostly sunny

    • 15
    • 33

    Mostly sunny

Today 20 Jan Port Lincoln

Cloudy. Slight chance of a shower, most likely in the morning. Winds southerly 25 to 40 km/h.

Central Coastal Waters

Wind
Southerly 15 to 25 knots, reaching up to 30 knots during the afternoon and evening.
Seas
1.5 to 2.5 metres.
1st Swell
Southwesterly 1.5 metres, increasing to 1.5 to 2.5 metres during the morning.
Weather
Cloudy.
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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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