Lewis Island Weather Forecast

    • 13
    • 21

    Partly cloudy

    • 13
    • 20

    Shower

    • 11
    • 20

    Shower

    • 13
    • 20

    Shower

    • 12
    • 20

    Shower

    • 10
    • 20

    Partly cloudy

    • 11
    • 20

    Partly cloudy

Today 16 May Lower Eyre Peninsula

Partly cloudy. Medium chance of showers, becoming less likely later this evening. The chance of a thunderstorm early this evening, possibly severe with damaging winds, large hail and heavy rain which may lead to flash flooding. Light winds.

Spencer Gulf Coastal Waters

Wind
Variable about 10 knots.
Seas
Below 1 metre.
1st Swell
South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
Weather
Partly cloudy. 50% chance of showers. The chance of a thunderstorm.
Weather Situation
A trough of low pressure about eastern waters will move into Bass Strait early Sunday morning. A ridge of high pressure builds in the west. A cold front will move over the south early in the week, followed by a high pressure system, which will linger in the Bight midweek.
Graph Plots Open in Graphs

  • 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

    15.7 °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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