Sleaford Islands Weather Forecast

    • 11
    • 18

    Partly cloudy

    • 11
    • 20

    Shower or two

    • 13
    • 23

    Showers. Storm clearing

    • 13
    • 25

    Mostly sunny

    • 14
    • 26

    Mostly sunny

    • 12
    • 24

    Possible shower

    • 13
    • 20

    Possible shower

Today 20 Nov Port Lincoln

Partly cloudy. Winds southeasterly 20 to 30 km/h tending easterly 25 to 30 km/h in the late evening.

Central Coastal Waters

Wind
Southeasterly 15 to 20 knots, reaching up to 25 knots in the west in the late evening.
Seas
Around 1 metre, increasing to 1.5 metres later in the evening.
1st Swell
Southwesterly 3 to 4 metres, decreasing to 3 metres later in the evening.
Weather
Partly cloudy.
Weather Situation
A high pressure system positioned well south of the Bight is expected to pass over Tasmania on Friday. A low pressure trough near the WA border is forecast to move over SA during the weekend, reaching eastern districts late Saturday. A secondary low pressure trough is expected to move over from the west early next week, clearing to the east of the state late Monday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sleaford Islands Temperature Statistics View More

November Temperature

Port Lincoln Airport (38km)

  • Lowest 10 November, 2025

    7.1 °C

  • Average November

    15.2 °C

  • Highest 6 November, 2025

    30.3 °C

Climate (2020–Present)

Port Lincoln Airport (38km)

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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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