Port of Whyalla Weather Forecast

    • 17
    • 27

    Shower or two. Possible storm

    • 15
    • 24

    Sunny

    • 14
    • 30

    Shower or two

    • 17
    • 26

    Mostly sunny

    • 13
    • 24

    Partly cloudy

    • 12
    • 22

    Possible shower

    • 11
    • 23

    Cloud clearing

Today 30 Oct Whyalla

Partly cloudy. Medium chance of showers, becoming less likely later tonight. The chance of a thunderstorm, possibly severe with damaging winds and large hail. Winds northerly 20 to 30 km/h tending northwesterly 15 to 20 km/h in the late evening.

Spencer Gulf Coastal Waters

Wind
Northeasterly 15 to 20 knots turning northwesterly in the evening. Winds reaching up to 25 knots south of Port Neill to Port Victoria in the late evening.
Seas
1.5 to 2 metres, decreasing below 1.5 metres by early evening.
1st Swell
South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
Weather
Partly cloudy. 60% chance of showers. The chance of a thunderstorm, possibly severe with large hail near the Eyre Peninsula coast.
Weather Situation
A low pressure system south of the Bight extends a trough over the state and will continue to move east clearing the state Saturday morning, followed by a new high pressure system. Another low pressure system is expected to enter from the west on Sunday, moving over central and eastern districts on Monday, followed by another ridge of high pressure which will persist until Tuesday.
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  • Temperature Forecast Bureau of Meteorology

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Port of Whyalla Temperature Statistics View More

October Temperature

Whyalla Airport (8 km)

  • Lowest 15 October, 2026

    6.2 °C
  • Average October

    18 °C
  • Highest 22 October, 2026

    35.3 °C

Climate (2021–2026)

Whyalla Airport (8 km)

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  • Average Low 2021–2026

    12.1 °C
  • Average 2021–2026

    17.6 °C
  • Average High 2021–2026

    23.8 °C
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