Sleaford Bay Weather Forecast

    • 16
    • 34

    Sunny

    • 17
    • 33

    Mostly sunny

    • 15
    • 22

    Cloudy

    • 13
    • 22

    Cloudy

    • 13
    • 23

    Partly cloudy

    • 13
    • 25

    Partly cloudy

    • 14
    • 25

    Partly cloudy

Today 28 Dec Port Lincoln

Sunny. Light winds becoming east to southeasterly 15 to 20 km/h in the middle of the day then becoming light in the evening.

Central Coastal Waters

Wind
East to northeasterly 10 to 15 knots becoming variable about 10 knots in the morning.
Seas
Below 1 metre.
1st Swell
Southwesterly 1 to 1.5 metres, increasing to 2 to 3 metres around midday.
Weather
Sunny.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sleaford Bay Temperature Statistics View More

December Temperature

Port Lincoln Airport (30km)

  • Lowest 7 December, 2025

    8.1 °C

  • Average December

    18.6 °C

  • Highest 18 December, 2025

    42.7 °C

Climate (2020–Present)

Port Lincoln Airport (30km)

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  • Average Low 2020–2025

    11.4 °C

  • Average 2020–2025

    15.8 °C

  • Average High 2020–2025

    21.3 °C
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