Spencer Gulf Weather Forecast

    • 15
    • 18

    Rain

    • 14
    • 18

    Partly cloudy

    • 15
    • 18

    Partly cloudy

    • 16
    • 19

    Partly cloudy

    • 18
    • 21

    Shower

    • 19
    • 21

    Shower

    • 19
    • 22

    Partly cloudy

Today 25 Oct Flinders

Cloudy. Very high chance of rain, most likely in the morning and early afternoon. The chance of a thunderstorm in the morning and early afternoon. Winds south to southwesterly 25 to 35 km/h becoming southwesterly 25 to 40 km/h in the middle of the day then turning southerly 25 to 35 km/h in the late afternoon. Overnight temperatures falling to between 11 and 15 with daytime temperatures reaching between 16 and 21.

Spencer Gulf Coastal Waters

Wind
South to southwesterly 15 to 25 knots, reaching up to 30 knots north of Cowell to Wallaroo during the morning.
Seas
1 to 2 metres.
1st Swell
South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
Weather
Partly cloudy. 90% chance of rain. The chance of a thunderstorm north of Cowell to Wallaroo in the early morning.
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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

    18.5 °C

  • Highest 22 October, 2026

    35.3 °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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