Spencer Gulf Weather Forecast

    • 16
    • 18

    Shower

    • 14
    • 17

    Windy

    • 14
    • 17

    Cloudy

    • 15
    • 18

    Cloudy

    • 15
    • 18

    Cloudy

    • 15
    • 18

    Partly cloudy

    • 15
    • 19

    Partly cloudy

Today 6 May Flinders

Partly cloudy. Medium chance of showers near the coast, most likely in the late afternoon and evening. Near zero chance of rain elsewhere. Light winds becoming south to southwesterly 15 to 25 km/h in the morning. Overnight temperatures falling to between 4 and 9 with daytime temperatures reaching between 17 and 21.

Spencer Gulf Coastal Waters

Wind
West to southwesterly about 10 knots increasing to 15 to 20 knots in the early morning then tending south to southwesterly 15 to 25 knots in the middle of the day. 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 around midday, then increasing to 1.5 to 2 metres by early evening.
1st Swell
South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
Weather
Partly cloudy. 80% chance of showers.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Spencer Gulf Temperature Statistics View More

May Temperature

Whyalla Airport (38km)

  • Lowest 5 May, 2026

    8 °C

  • Average May

    16.6 °C

  • Highest 1 May, 2026

    30.7 °C

Climate (2021–Present)

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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