Weeroona Island Weather Forecast

    • 13
    • 25

    Cloud clearing

    • 12
    • 26

    Cloud clearing

    • 11
    • 27

    Sunny

    • 12
    • 30

    Sunny

    • 13
    • 33

    Sunny

    • 15
    • 36

    Sunny

    • 21
    • 40

    Sunny

Today 22 Dec Mid North

Cloud clearing. Winds southerly 15 to 20 km/h turning southwesterly 20 to 30 km/h during the morning. Overnight temperatures falling to between 8 and 12 with daytime temperatures reaching the low to mid 20s.

Spencer Gulf Coastal Waters

Wind
South to southwesterly 15 to 20 knots, reaching up to 25 knots north of Cowell to Wallaroo in the evening.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres by early evening.
1st Swell
South to southwesterly below 1 metre.
Weather
Partly cloudy.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Weeroona Island Temperature Statistics View More

December Temperature

Whyalla Airport (48km)

  • Lowest 2 December, 2025

    10.2 °C

  • Average December

    22.5 °C

  • Highest 18 December, 2025

    42.6 °C

Climate (2020–Present)

Whyalla Airport (48km)

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  • Average Low 2020–2025

    11.8 °C

  • Average 2020–2025

    17.4 °C

  • Average High 2020–2025

    23.7 °C
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