Weeroona Island Weather Forecast

    • 19
    • 36

    Mostly clear

    • 19
    • 34

    Partly cloudy

    • 20
    • 41

    Partly cloudy

    • 17
    • 29

    Cloud clearing

    • 12
    • 26

    Mostly sunny

    • 13
    • 28

    Cloud clearing

    • 11
    • 31

    Sunny

Today 10 Dec Mid North

Mostly clear. Winds southeasterly 20 to 30 km/h.

Spencer Gulf Coastal Waters

Wind
Southeasterly 15 to 20 knots, reaching up to 25 knots south of Cowell to Wallaroo in the evening.
Seas
1.5 metres, increasing to 1.5 to 2 metres south of Cowell to Wallaroo.
1st Swell
South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
Weather
Mostly clear.
Weather Situation
A ridge of high pressure persists over southern SA, continuing into Thursday before the high centre moves eastwards over the Tasman Sea late Thursday. A trough of low pressure is expected to move eastwards across the SA waters on Friday. Another ridge of high pressure will move over the south during the weekend.
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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

    21.1 °C
  • Highest 4 December, 2025

    40.7 °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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