Spencer Gulf Weather Forecast

    • 16
    • 18

    Windy

    • 16
    • 22

    Sunny

    • 20
    • 22

    Shower

    • 19
    • 21

    Cloudy

    • 18
    • 21

    Partly cloudy

    • 20
    • 25

    Shower

    • 19
    • 21

    Partly cloudy

Today 28 Oct Flinders

Partly cloudy. Winds east to southeasterly 15 to 20 km/h tending southeast to southwesterly 20 to 30 km/h in the middle of the day then tending southeasterly in the late evening. Daytime maximum temperatures 21 to 26.

Spencer Gulf Coastal Waters

Wind
Southeasterly 10 to 15 knots tending southeast to southwesterly in the middle of the day then tending southeasterly in the late evening. Winds reaching up to 25 knots north of Cowell to Wallaroo in the evening.
Seas
Around 1 metre, increasing to 1 to 2 metres north of Cowell to Wallaroo during the afternoon.
1st Swell
South to southwesterly around 1 metre.
Weather
Sunny.
Weather Situation
A high pressure system south of the Bight extends a ridge over southern parts of the state. The high will drift eastward over the coming days, clearing east of Australia from Thursday. A trough and low pressure system are then forecast to track into western SA on Thursday, crossing the rest of the state on Friday, and then clearing the east early Saturday.
Graph Plots Open in Graphs

  • 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

    18.1 °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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