Lewis Island Weather Forecast

    • 14
    • 20

    Rain

    • 13
    • 21

    Shower

    • 12
    • 20

    Shower

    • 10
    • 20

    Shower

    • 12
    • 19

    Shower

    • 12
    • 20

    Shower

    • 10
    • 19

    Cloudy

Today 15 May Lower Eyre Peninsula

Cloudy. Medium chance of rain. The chance of a thunderstorm. Winds northerly 15 to 20 km/h.

Spencer Gulf Coastal Waters

Wind
Northerly 15 to 20 knots.
Seas
Around 1 metre, increasing to 1 to 1.5 metres near the Yorke Peninsula coast.
1st Swell
South to southwesterly around 1 metre south of Cowell to Wallaroo.
Weather
Cloudy. 70% chance of rain. The chance of a thunderstorm.
Weather Situation
A strong high pressure system in the Tasman Sea is slowly moving east. A cold front will move east across the Southern Ocean over the weekend, with a second front moving across the south of SA on Monday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Lewis Island Temperature Statistics View More

May Temperature

Port Lincoln Airport (42km)

  • Lowest 13 May, 2026

    9.3 °C

  • Average May

    15.6 °C

  • Highest 1 May, 2026

    30.6 °C

Climate (2021–Present)

Port Lincoln Airport (42km)

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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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