Sinclair Island Weather Forecast

    • 15
    • 23

    Storm

    • 19
    • 21

    Storm

    • 17
    • 18

    Partly cloudy

    • 18
    • 23

    Partly cloudy

    • 19
    • 20

    Partly cloudy

    • 17
    • 18

    Sunny

    • 17
    • 18

    Partly cloudy

Today 29 Oct West Coast

Partly cloudy. High chance of showers west of Ceduna, most likely in the late afternoon and evening. Near zero chance of rain elsewhere. The chance of a thunderstorm, possibly severe with damaging winds, large hail and heavy rain which may lead to flash flooding west of Ceduna in the afternoon and evening. Winds east to southeasterly 15 to 25 km/h turning northeasterly 25 to 40 km/h in the morning. Overnight temperatures falling to between 8 and 12 with daytime temperatures reaching around 30.

Upper West Coastal Waters

Fowlers Bay to Elliston
Wind
Easterly 15 to 20 knots turning northeasterly in the late evening.
Seas
1 to 1.5 metres, decreasing to 1 metre around midday, increasing to 1 to 1.5 metres south of Streaky Bay by early evening.
1st Swell
Southwesterly 1.5 metres, increasing to 1.5 to 2 metres during the afternoon.
Weather
Mostly sunny morning. The chance of a thunderstorm in the late afternoon and evening.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sinclair Island Temperature Statistics View More

October Temperature

Ceduna Airport (66 km)

  • Lowest 3 October, 2026

    3.9 °C

  • Average October

    17.8 °C

  • Highest 8 October, 2026

    36.4 °C

Climate (2021–2026)

Ceduna Airport (66 km)

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  • Average Low 2021–2026

    10.9 °C

  • Average 2021–2026

    16.9 °C

  • Average High 2021–2026

    23.7 °C
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