Smith Island Weather Forecast

    • 11
    • 22

    Clear

    • 12
    • 25

    Sunny

    • 14
    • 21

    Windy

    • 11
    • 15

    Cloudy

    • 11
    • 19

    Sunny

    • 12
    • 22

    Partly cloudy

    • 13
    • 23

    Partly cloudy

Today 18 Sep Lower Eyre Peninsula

Clear. Winds west to northwesterly 15 to 25 km/h becoming light in the late afternoon.

Central Coastal Waters

Wind
Northwesterly 10 to 15 knots, reaching up to 20 knots in the west in the late afternoon. Winds turning northerly in the late evening.
Seas
1 to 1.5 metres, decreasing to 1 metre later in the evening.
1st Swell
Southwesterly 2 metres.
Weather
Clear.
Weather Situation
A high pressure system centred over NSW will extend a ridge westwards over SA during Friday and Saturday. A cold front will approach from the west late Saturday then move across SA on Sunday. Another high pressure system will move eastwards across waters to the south during Monday then over Victoria on Tuesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Smith Island Temperature Statistics View More

September Temperature

Port Lincoln Airport (45km)

  • Lowest 11 September, 2026

    5.6 °C

  • Average September

    13.7 °C

  • Highest 4 September, 2026

    25.1 °C

Climate (2021–2026)

Port Lincoln Airport (45km)

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  • Average Low 2021–2026

    11.5 °C

  • Average 2021–2026

    15.8 °C

  • Average High 2021–2026

    21.3 °C
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