Port Bonython Weather Forecast

    • 20
    • 31

    Windy. Clear

    • 21
    • 32

    Mostly sunny

    • 21
    • 30

    Mostly sunny

    • 20
    • 28

    Sunny

    • 19
    • 35

    Mostly sunny

    • 24
    • 32

    Shower or two. Becoming windy

    • 18
    • 23

    Partly cloudy

Today 6 Feb Whyalla

Clear. Winds southerly 30 to 40 km/h.

Spencer Gulf Coastal Waters

Wind
Southerly 15 to 20 knots, reaching up to 25 knots north of Cowell to Wallaroo during the afternoon and evening. Winds turning southeasterly in the evening.
Seas
1.5 metres, increasing to 1.5 to 2 metres north of Cowell to Wallaroo.
1st Swell
South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
Weather
Clear.
Weather Situation
A ridge of high pressure persists over southern parts of SA for much of the coming week. A trough about the north of the state will move south and deepen over the weekend, before pushing into the far northeast on Monday as the high centre moves into the Bight. Most of the state will be dominated by the ridge of high pressure on Tuesday, but is forecast to weaken as another trough enters from the west.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Port Bonython Temperature Statistics View More

February Temperature

Whyalla Airport (24km)

  • Lowest 3 February, 2026

    10.8 °C
  • Average February

    22.2 °C
  • Highest 4 February, 2026

    36.6 °C

Climate (2021–Present)

Whyalla Airport (24km)

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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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