Spencer Gulf Weather Forecast

    • 14
    • 17

    Rain

    • 15
    • 16

    Rain

    • 13
    • 15

    Partly cloudy

    • 13
    • 17

    Sunny

    • 14
    • 16

    Partly cloudy

    • 14
    • 16

    Partly cloudy

    • 14
    • 16

    Sunny

Today 24 Aug Flinders

Cloudy. Very high chance of rain. The chance of a thunderstorm in the afternoon and evening. Winds northeasterly 20 to 30 km/h increasing to 35 km/h before turning northwesterly 20 to 30 km/h during the afternoon and evening. Overnight temperatures falling to between 6 and 11 with daytime temperatures reaching between 13 and 18.

Spencer Gulf Coastal Waters

Wind
Northeasterly 15 to 20 knots tending northwest to northeasterly in the evening then tending southeast to southwesterly in the late evening. Winds reaching up to 30 knots south of Cowell to Wallaroo in the late evening.
Seas
Below 1 metre, increasing to 1 to 1.5 metres during the morning.
1st Swell
South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
Weather
Cloudy. Near 100% chance of rain. The chance of a thunderstorm in the late afternoon and evening.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Spencer Gulf Temperature Statistics View More

August Temperature

Whyalla Airport (38km)

  • Lowest 1 August, 2026

    -0.4 °C

  • Average August

    12.3 °C

  • Highest 7 August, 2026

    21.4 °C

Climate (2021–2026)

Whyalla Airport (38km)

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  • Average Low 2021–2026

    12 °C

  • Average 2021–2026

    17.5 °C

  • Average High 2021–2026

    23.8 °C
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