Lewis Island Weather Forecast

    • 11
    • 17

    Shower

    • 11
    • 17

    Shower

    • 6
    • 17

    Partly cloudy

    • 8
    • 17

    Partly cloudy

    • 6
    • 18

    Partly cloudy

    • 7
    • 18

    Sunny

    • 10
    • 19

    Partly cloudy

Today 13 Jul Lower Eyre Peninsula

Partly cloudy. Medium chance of showers. Winds westerly 20 to 30 km/h decreasing to 15 to 20 km/h in the evening.

Spencer Gulf Coastal Waters

Wind
Westerly 10 to 15 knots, reaching up to 20 knots south of Cowell to Wallaroo during the afternoon and evening.
Seas
Below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
1st Swell
South to southwesterly 1 to 1.5 metres, increasing to 2 to 3 metres south of Cowell to Wallaroo.
Weather
Partly cloudy.
Weather Situation
A ridge of high pressure lies over northern SA. A cold front will pass across southeastern SA today before a strong high pressure system moves east mid week and dominates the weather pattern until at least Friday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Lewis Island Temperature Statistics View More

July Temperature

Port Lincoln Airport (42km)

  • Lowest 4 July, 2026

    4.7 °C

  • Average July

    11.5 °C

  • Highest 9 July, 2026

    17.6 °C

Climate (2021–2026)

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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