Sleaford Bay Weather Forecast

    • 11
    • 23

    Clear

    • 12
    • 32

    Mostly sunny

    • 18
    • 29

    Partly cloudy

    • 12
    • 25

    Possible shower

    • 13
    • 21

    Partly cloudy

    • 11
    • 22

    Partly cloudy

    • 9
    • 26

    Sunny

Today 2 Dec Port Lincoln

Cloud clearing. Light winds becoming west to northwesterly 15 to 20 km/h in the middle of the day then becoming light in the late afternoon.

Central Coastal Waters

Wind
Northwesterly 10 to 15 knots turning northerly in the late evening.
Seas
Below 1 metre.
1st Swell
Southwesterly 2 to 3 metres, decreasing to 2 metres later in the evening.
Weather
Partly cloudy.
Weather Situation
A high pressure system near the WA and SA border extends a ridge over SA. The high pressure system is expected to slowly move over SA during today and be in the Tasman Sea on Wednesday. A low pressure trough will then move across SA during Wednesday and Thursday, followed by another ridge of high pressure.
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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 1 December, 2025

    12.1 °C

  • Average December

    15.4 °C

  • Highest

    –

Climate (2020–Present)

Port Lincoln Airport (30km)

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  • Average Low 2020–2025

    11.4 °C

  • Average 2020–2025

    15.7 °C

  • Average High 2020–2025

    21.2 °C
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