Port Bonython Weather Forecast

    • 18
    • 39

    Possible morning storm

    • 16
    • 28

    Sunny

    • 15
    • 24

    Sunny

    • 12
    • 24

    Cloud clearing

    • 14
    • 28

    Shower or two

    • 14
    • 22

    Partly cloudy

    • 13
    • 25

    Partly cloudy

Today 24 Nov Whyalla

Partly cloudy. Slight chance of a shower. The chance of a thunderstorm in the morning and early afternoon. Winds northerly 15 to 25 km/h shifting south to southwesterly 25 to 40 km/h in the early afternoon.

Extreme Fire Danger Rating

Take action now to protect life and property

Spencer Gulf Coastal Waters

Wind
Variable about 10 knots becoming south to southwesterly 15 to 20 knots in the early afternoon then tending west to southwesterly in the late evening. Winds reaching up to 25 knots north of Cowell to Wallaroo in the evening.
Seas
Around 1 metre, increasing to 1.5 metres north of Cowell to Wallaroo by early evening.
1st Swell
South to southwesterly below 1 metre.
Weather
Partly cloudy. The chance of a thunderstorm during the morning and afternoon.
Weather Situation
A southeasterly flow is expected to be replaced by a south westerly in the coastal waters as a low pressure system moves eastwards reaching Bass Strait by this evening. A another low and trough will move over waters to the south on Tuesday. A cold front will move over southeastern waters on Wednesday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Port Bonython Temperature Statistics View More

November Temperature

Whyalla Airport (24km)

  • Lowest 12 November, 2025

    5.1 °C

  • Average November

    18.1 °C

  • Highest 22 November, 2025

    31.2 °C

Climate (2020–Present)

Whyalla Airport (24km)

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  • Average Low 2020–2025

    11.8 °C

  • Average 2020–2025

    17.4 °C

  • Average High 2020–2025

    23.7 °C
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