Sleaford Islands Weather Forecast

    • 15
    • 22

    Becoming windy. Cloudy

    • 14
    • 23

    Cloud clearing

    • 14
    • 33

    Sunny

    • 20
    • 37

    Sunny

    • 15
    • 28

    Mostly sunny

    • 15
    • 36

    Mostly sunny

    • 19
    • 26

    Possible shower

Today 21 Jan Port Lincoln

Cloudy. Slight chance of a shower in the morning and early afternoon. Winds southerly 25 to 40 km/h tending southeasterly 30 to 40 km/h in the late evening.

Central Coastal Waters

Wind
Southerly 15 to 25 knots, reaching up to 30 knots in the evening. Winds turning southeasterly 20 to 25 knots in the evening.
Seas
1.5 to 2.5 metres.
1st Swell
Southwesterly 2.5 to 3 metres.
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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