Spencer Gulf Weather Forecast

    • 15
    • 18

    Partly cloudy

    • 17
    • 19

    Cloudy

    • 17
    • 20

    Partly cloudy

    • 17
    • 20

    Sunny

    • 18
    • 22

    Sunny

    • 18
    • 20

    Partly cloudy

    • 17
    • 22

    Sunny

Today 12 Apr Flinders

Partly cloudy. Winds south to southwesterly 15 to 25 km/h becoming light in the late evening.

Spencer Gulf Coastal Waters

Wind
Southwesterly 15 to 20 knots.
Seas
1 to 1.5 metres.
1st Swell
South to southwesterly 1 to 1.5 metres, increasing to 2 to 3 metres south of Cowell to Wallaroo.
Weather
Cloudy.
Weather Situation
A high pressure system south of the Bight will move slowly northeast this week allowing a series of fronts to pass over the southeast on Wednesday and Thursday. A second high pressure system is expected to follow and become established well south of the Bight by Friday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Spencer Gulf Temperature Statistics View More

April Temperature

Whyalla Airport (38km)

  • Lowest 11 April, 2026

    10.1 °C

  • Average April

    20 °C

  • Highest 6 April, 2026

    34.7 °C

Climate (2021–Present)

Whyalla Airport (38km)

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  • Average Low 2021–2026

    11.9 °C

  • Average 2021–2026

    17.5 °C

  • Average High 2021–2026

    23.8 °C
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