Spencer Gulf Weather Forecast

    • 21
    • 28

    Windy

    • 19
    • 22

    Cloudy

    • 19
    • 19

    Storm

    • 15
    • 17

    Windy

    • 14
    • 17

    Partly cloudy

    • 14
    • 17

    Cloudy

    • 15
    • 18

    Partly cloudy

Today 29 Sep Flinders

Mostly clear. Winds northerly 25 to 40 km/h decreasing to 15 to 25 km/h in the evening.

Spencer Gulf Coastal Waters

Wind
North to northwesterly 15 to 20 knots shifting south to southwesterly in the late afternoon.
Seas
1 to 1.5 metres, decreasing below 1 metre later in the evening.
1st Swell
South to southwesterly around 1 metre, increasing to 1 to 1.5 metres south of Port Neill to Port Victoria.
Weather
Partly cloudy.
Weather Situation
A series of slow moving troughs will move over the west of SA on Tuesday then will across remaining parts of the state on Wednesday and Thursday as a couple of cold fronts move across waters to the south. A high pressure system will become established south of the Bight during Friday and persist there on Saturday. A trough will extend from WA over the far west of SA over the weekend.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Spencer Gulf Temperature Statistics View More

September Temperature

Whyalla Airport (38km)

  • Lowest 11 September, 2026

    3.4 °C
  • Average September

    15.9 °C
  • Highest 20 September, 2026

    32.9 °C

Climate (2021–2026)

Whyalla Airport (38km)

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  • Average Low 2021–2026

    12 °C
  • Average 2021–2026

    17.6 °C
  • Average High 2021–2026

    23.8 °C
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