Mullaquana Weather Forecast

    • 15
    • 27

    Cloud clearing

    • 9
    • 19

    Cloud clearing

    • 9
    • 17

    Partly cloudy

    • 7
    • 17

    Mostly sunny

    • 6
    • 19

    Sunny

    • 7
    • 25

    Sunny

    • 10
    • 29

    Sunny

Today 13 Sep Whyalla

Medium chance of showers this morning. The chance of a thunderstorm this morning. Sunny afternoon. Winds northerly 20 to 25 km/h tending northwesterly 20 to 30 km/h in the morning then becoming light in the evening.

Spencer Gulf Coastal Waters

Wind
North to northwesterly 15 to 20 knots turning west to southwesterly in the late morning.
Seas
1 to 1.5 metres.
1st Swell
South to southwesterly around 1 metre.
Weather
Partly cloudy. 90% chance of showers south of Cowell to Wallaroo, 60% chance elsewhere. The chance of a thunderstorm in the morning with possible squalls above 40 knots.
Weather Situation
A trough will move across SA today ahead of a high pressure ridge that will build in the wake. A cold front will then slip across southern coasts late Monday and early Tuesday, before the high moves across waters to the south to be centred over Victoria by Thursday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mullaquana Temperature Statistics View More

September Temperature

Whyalla Airport (2km)

  • Lowest 11 September, 2026

    3.4 °C

  • Average September

    14.1 °C

  • Highest 1 September, 2026

    27.7 °C

Climate (2021–2026)

Whyalla Airport (2km)

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  • Average Low 2021–2026

    12 °C

  • Average 2021–2026

    17.5 °C

  • Average High 2021–2026

    23.8 °C
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