Port Bonython Weather Forecast

    • 15
    • 26

    Shower or two

    • 18
    • 25

    Showers

    • 14
    • 22

    Partly cloudy

    • 12
    • 19

    Shower or two

    • 12
    • 19

    Cloudy

    • 13
    • 21

    Partly cloudy

    • 11
    • 23

    Sunny

Today 8 Apr Whyalla

Partly cloudy. High chance of showers, becoming less likely in the afternoon. Winds north to northwesterly 20 to 30 km/h becoming light in the late evening.

Spencer Gulf Coastal Waters

Wind
North to northeasterly 10 to 15 knots, reaching up to 20 knots north of Cowell to Wallaroo in the afternoon. Winds turning northwesterly in the evening.
Seas
Around 1 metre.
1st Swell
South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
Weather
Partly cloudy. 70% chance of showers. The chance of a thunderstorm.
Weather Situation
A high-pressure system south of the state will move east today allowing a strong cold front to move over South Australia later Thursday. A cooler southwest to southerly flow will gradually moderate as a stronger high-pressure system moves in from the west from Friday to be south of the state on Sunday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Port Bonython Temperature Statistics View More

April Temperature

Whyalla Airport (24km)

  • Lowest 2 April, 2026

    15 °C

  • Average April

    21.1 °C

  • Highest 6 April, 2026

    34.7 °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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