Yilki Weather Forecast

    • 11
    • 21

    Clear

    • 12
    • 27

    Sunny

    • 14
    • 32

    Sunny

    • 17
    • 36

    Sunny

    • 15
    • 21

    Cloudy

    • 13
    • 20

    Partly cloudy

    • 13
    • 22

    Partly cloudy

Today 26 Dec Mount Lofty Ranges

Clear. Winds southeasterly 15 to 25 km/h.

South Central Coastal Waters

Wind
East to southeasterly 20 to 30 knots.
Seas
2 metres.
1st Swell
Southwesterly 1.5 metres.
Weather
Clear.
Weather Situation
A high pressure system maintains a broad ridge over most of South Australia. A low pressure trough enters western parts of the state late Saturday and continues moving east on Sunday, reaching central parts on Monday. The deepening trough moves into eastern parts of SA on Tuesday, while a new ridge builds across the west.
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  • Temperature Forecast Bureau of Meteorology

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Yilki Temperature Statistics View More

December Temperature

Encounter Bay (1km)

  • Lowest 3 December, 2025

    6.9 °C

  • Average December

    18 °C

  • Highest 18 December, 2025

    40.7 °C

Climate (2020–Present)

Encounter Bay (1km)

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  • Average Low 2020–2025

    10.4 °C

  • Average 2020–2025

    15.1 °C

  • Average High 2020–2025

    20.6 °C
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