Whyalla Marina Weather Forecast

    • 7
    • 19

    Partly cloudy

    • 6
    • 19

    Sunny

    • 8
    • 21

    Partly cloudy

    • 6
    • 15

    Shower or two

    • 6
    • 16

    Partly cloudy

    • 5
    • 17

    Partly cloudy

    • 6
    • 18

    Shower or two

Today 11 Jul Whyalla

Partly cloudy. Slight chance of a shower. Winds northwesterly 15 to 20 km/h tending westerly in the middle of the day then becoming light in the early afternoon.

Spencer Gulf Coastal Waters

Wind
West to northwesterly 10 to 15 knots, reaching up to 20 knots south of Cowell to Wallaroo during the morning and early afternoon.
Seas
1 to 1.5 metres, decreasing below 1 metre by early evening.
1st Swell
South to southwesterly around 1 metre, increasing to 1 to 2 metres south of Cowell to Wallaroo.
Weather
Partly cloudy.
Weather Situation
A high pressure system will move across the north of SA today. The high will be centred over eastern NSW on Saturday but will maintain a ridge over SA. A series of cold fronts will move across the State during Sunday and Monday then another high will move across the north mid next week. A cold front will move across from the west next Thursday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Whyalla Marina Temperature Statistics View More

July Temperature

Whyalla Airport (6km)

  • Lowest 1 July, 2025

    0.4 °C
  • Average July

    11.9 °C
  • Highest 3 July, 2025

    21.4 °C

Climate (2020–Present)

Whyalla Airport (6km)

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  • Average Low 2020–2025

    11.8 °C
  • Average 2020–2025

    17.5 °C
  • Average High 2020–2025

    23.8 °C
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