Spencer Gulf Weather Forecast

    • 18
    • 20

    Clear

    • 19
    • 25

    Partly cloudy

    • 22
    • 23

    Partly cloudy

    • 19
    • 21

    Storm

    • 16
    • 18

    Shower

    • 13
    • 16

    Shower

    • 14
    • 17

    Partly cloudy

Today 21 Oct Flinders

Clear. Winds easterly 15 to 20 km/h.

Spencer Gulf Coastal Waters

Wind
South to southeasterly 10 to 15 knots.
Seas
Below 1 metre.
1st Swell
South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
Weather
Clear.
Weather Situation
A slow moving high pressure system in the Tasman Sea maintains a ridge across eastern parts of the state. A trough of low pressure is forecast to move into the west on Thursday, and slowly move eastwards on Friday. Another trough and multiple cold fronts move over the state over the weekend.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Spencer Gulf Temperature Statistics View More

October Temperature

Whyalla Airport (38 km)

  • Lowest 15 October, 2026

    6.2 °C

  • Average October

    17.9 °C

  • Highest 8 October, 2026

    32.4 °C

Climate (2021–2026)

Whyalla Airport (38 km)

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  • Average Low 2021–2026

    12.1 °C

  • Average 2021–2026

    17.6 °C

  • Average High 2021–2026

    23.8 °C
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