Port Bonython Weather Forecast

    • 21
    • 25

    Rain easing. Becoming windy

    • 18
    • 25

    Cloud clearing

    • 20
    • 24

    Becoming windy. Cloudy

    • 19
    • 26

    Becoming windy. Partly cloudy

    • 21
    • 28

    Partly cloudy

    • 23
    • 30

    Shower or two

    • 23
    • 30

    Shower or two

Today 22 Feb Whyalla

Cloudy. Very high chance of rain, most likely in the morning and early afternoon. The chance of a thunderstorm in the morning and early afternoon, possibly severe with heavy rain which may lead to flash flooding. Winds southerly 20 to 25 km/h becoming light before dawn then becoming southerly 30 to 45 km/h in the middle of the day.

Spencer Gulf Coastal Waters

Wind
West to southwesterly 10 to 15 knots turning southerly 20 to 25 knots in the late morning and early afternoon. Winds reaching up to 30 knots during the afternoon and evening.
Seas
Around 1 metre, increasing to 1 to 2 metres during the afternoon.
1st Swell
South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
Weather
Cloudy. 80% chance of showers north of Cowell to Wallaroo, 50% chance elsewhere. The chance of a thunderstorm in the morning and early afternoon.
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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

    24 °C

  • Highest 11 February, 2026

    39.2 °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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