Sleaford Bay Weather Forecast

    • 12
    • 21

    Mostly clear

    • 10
    • 21

    Shower or two

    • 13
    • 20

    Shower or two

    • 11
    • 21

    Partly cloudy

    • 9
    • 21

    Partly cloudy

    • 11
    • 21

    Becoming cloudy

    • 12
    • 20

    Shower or two

Today 17 May Port Lincoln

Mostly clear. Slight chance of a shower, becoming less likely later this evening. Light winds.

Central Coastal Waters

Wind
Southerly below 10 knots.
Seas
Below 0.5 metres.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Mostly clear.
Weather Situation
A ridge of high pressure builds in the west. A cold front will move over the south late Monday and early Tuesday, followed by a high pressure system, which will linger in the Bight midweek.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sleaford Bay Temperature Statistics View More

May Temperature

Port Lincoln Airport (30km)

  • Lowest 13 May, 2026

    9.3 °C

  • Average May

    15.8 °C

  • Highest 1 May, 2026

    30.6 °C

Climate (2021–Present)

Port Lincoln Airport (30km)

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  • Average Low 2021–2026

    11.5 °C

  • Average 2021–2026

    15.8 °C

  • Average High 2021–2026

    21.3 °C
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