Spencer Gulf Weather Forecast

    • 15
    • 20

    Sunny

    • 17
    • 22

    Partly cloudy

    • 20
    • 24

    Partly cloudy

    • 20
    • 27

    Sunny

    • 21
    • 22

    Partly cloudy

    • 19
    • 22

    Sunny

    • 19
    • 21

    Sunny

Today 28 Mar Flinders

Mostly sunny. Winds east to southeasterly 20 to 30 km/h. Daytime maximum temperatures between 18 and 24.

Spencer Gulf Coastal Waters

Wind
East to southeasterly 10 to 15 knots tending southeast to southwesterly in the late afternoon then tending southeasterly in the evening. Winds reaching up to 20 knots north of Cowell to Wallaroo in the evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres north of Cowell to Wallaroo by early evening.
1st Swell
South to southwesterly around 1 metre, increasing to 1 to 1.5 metres south of Port Neill to Port Victoria.
Weather
Cloudy.
Weather Situation
A high pressure system south of Kangaroo Island will move slowly eastwards this weekend to be centred over the Tasman Sea on Monday. A trough is forecast to move across the western and central waters Tuesday afternoon and evening, pushing across southeastern coasts Wednesday morning. Another high pressure system is expected to become established south of the Bight later next week.
Graph Plots Open in Graphs
  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Spencer Gulf Temperature Statistics View More

March Temperature

Whyalla Airport (38km)

  • Lowest 14 March, 2026

    10.8 °C
  • Average March

    21.1 °C
  • Highest 10 March, 2026

    34.9 °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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