Grindal Island Weather Forecast

    • 8
    • 19

    Clear

    • 10
    • 23

    Partly cloudy

    • 15
    • 21

    Windy

    • 10
    • 16

    Shower

    • 7
    • 17

    Cloudy

    • 8
    • 23

    Shower

    • 9
    • 17

    Shower

Today 13 Sep Lower Eyre Peninsula

Clear. Light winds becoming northeasterly 15 to 20 km/h in the late evening.

Spencer Gulf Coastal Waters

Wind
Northeasterly 10 to 15 knots turning northerly in the late evening.
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
Clear.
Weather Situation
A high pressure system over NSW will move into the Tasman Sea on Sunday whilst maintaining a north to northwesterly airstream across coastal waters. A cold front will move across coastal waters on Monday, followed by another high pressure system on Tuesday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Grindal Island Temperature Statistics View More

September Temperature

Port Lincoln Airport (37km)

  • Lowest 2 September, 2025

    4 °C

  • Average September

    12.2 °C

  • Highest 6 September, 2025

    27.5 °C

Climate (2020–Present)

Port Lincoln Airport (37km)

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  • Average Low 2020–2025

    11.4 °C

  • Average 2020–2025

    15.8 °C

  • Average High 2020–2025

    21.3 °C
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