West Island Weather Forecast

    • 13
    • 21

    Partly cloudy

    • 13
    • 23

    Sunny

    • 13
    • 32

    Sunny

    • 18
    • 41

    Sunny

    • 19
    • 30

    Sunny

    • 17
    • 29

    Mostly sunny

    • 15
    • 23

    Shower or two clearing

Today 4 Jan Mount Lofty Ranges

Partly cloudy. Winds southeasterly 15 to 25 km/h turning southerly 25 to 35 km/h during the morning. Daytime maximum temperatures 21 to 28.

South Central Coastal Waters

Wind
Southeasterly 15 to 20 knots.
Seas
1 to 1.5 metres, decreasing to 1 metre around midday, then increasing to 1 to 1.5 metres by early evening.
1st Swell
Southwesterly 1.5 to 2 metres, decreasing to 1.5 metres during the morning.
Weather
Cloudy.
Weather Situation
A high pressure system centred south of SA extends a ridge over most of the state and a broad trough lingers over the far northeast. These features will remain relatively stationary over the weekend then the high will move eastwards early next week. A broad trough will move across from the west mid next week.
Graph Plots Open in Graphs
  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

West Island Temperature Statistics View More

January Temperature

Encounter Bay (6km)

  • Lowest 1 January, 2026

    13.6 °C
  • Average January

    17.1 °C
  • Highest 2 January, 2026

    22.2 °C

Climate (2021–Present)

Encounter Bay (6km)

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  • Average Low 2021–2026

    10.4 °C
  • Average 2021–2026

    15.1 °C
  • Average High 2021–2026

    20.6 °C
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