Spencer Gulf Weather Forecast

    • 13
    • 18

    Sunny

    • 16
    • 22

    Windy

    • 15
    • 17

    Shower

    • 13
    • 18

    Partly cloudy

    • 16
    • 20

    Shower

    • 16
    • 17

    Shower

    • 15
    • 17

    Shower

Today 31 Aug Flinders

Sunny. The chance of fog and frost on and east of the ranges this morning. Winds northeast to southeasterly 15 to 20 km/h tending north to northeasterly in the middle of the day then tending east to northeasterly in the late afternoon. Daytime maximum temperatures between 19 and 24.

Spencer Gulf Coastal Waters

Wind
East to northeasterly 10 to 15 knots turning northerly during the day.
Seas
Below 1 metre.
1st Swell
South to southwesterly below 1 metre, increasing to 1 to 2 metres south of Cowell to Wallaroo.
Weather
Sunny.
Weather Situation
A high pressure system southeast of SA continues extending a ridge across the state, as it moves over Victoria and into the Tasman Sea by late Monday. A cold front is then forecast to move across the state on Tuesday, as another ridge and high push in behind the front on Wednesday. Another cold front may slip across the southeast parts of SA early Thursday, with the high moving over eastern SA.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Spencer Gulf Temperature Statistics View More

August Temperature

Whyalla Airport (38km)

  • Lowest 1 August, 2026

    -0.4 °C

  • Average August

    12.6 °C

  • Highest 28 August, 2026

    21.8 °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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