Sleaford Islands Weather Forecast

    • 15
    • 22

    Clear

    • 14
    • 30

    Mostly sunny

    • 18
    • 28

    Mostly sunny

    • 17
    • 26

    Shower or two

    • 13
    • 21

    Possible shower

    • 12
    • 23

    Partly cloudy

    • 12
    • 25

    Partly cloudy

Today 22 Apr Port Lincoln

Clear. Winds southeasterly 15 to 25 km/h tending easterly 15 to 20 km/h in the late evening.

Central Coastal Waters

Wind
South to southeasterly 10 to 15 knots tending east to southeasterly in the evening.
Seas
Around 1 metre.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Clear.
Weather Situation
A strong high pressure system east of Tasmania will maintain a ridge over SA this week. A cold front will pass over the south again on Saturday and weaken with a high pressure system to follow over waters south of the Bight on Sunday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sleaford Islands Temperature Statistics View More

April Temperature

Port Lincoln Airport (38km)

  • Lowest 14 April, 2026

    8.8 °C

  • Average April

    17 °C

  • Highest 16 April, 2026

    26.7 °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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