Sleaford Islands Weather Forecast

    • 11
    • 19

    Mostly clear

    • 10
    • 21

    Sunny

    • 13
    • 25

    Cloud clearing

    • 14
    • 26

    Sunny

    • 15
    • 27

    Sunny

    • 17
    • 29

    Shower or two

    • 16
    • 24

    Possible shower

Today 14 Oct Port Lincoln

Mostly clear. Winds east to southeasterly 15 to 20 km/h.

Central Coastal Waters

Wind
Easterly 10 to 15 knots.
Seas
Below 1 metre.
1st Swell
Southwesterly 2.5 metres.
Weather
Partly cloudy.
Weather Situation
A high pressure system moves southeast across waters to the south of SA, reaching the Tasman Sea later on Thursday and extends a ridge over the state until early next week. Another trough moves into the far west on Friday before weakening over the weekend.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sleaford Islands Temperature Statistics View More

October Temperature

Port Lincoln Airport (38 km)

  • Lowest 8 October, 2026

    8.3 °C

  • Average October

    15.3 °C

  • Highest 8 October, 2026

    32.1 °C

Climate (2021–2026)

Port Lincoln Airport (38 km)

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  • Average Low 2021–2026

    11.5 °C

  • Average 2021–2026

    15.9 °C

  • Average High 2021–2026

    21.3 °C
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