Decres Bay Weather Forecast

    • 5
    • 19

    Clear

    • 7
    • 24

    Mostly sunny

    • 10
    • 16

    Shower or two

    • 8
    • 16

    Shower or two

    • 7
    • 17

    Shower or two

    • 5
    • 16

    Partly cloudy

    • 5
    • 20

    Mostly sunny

Today 13 Aug West Coast

Clear. Winds east to northeasterly 15 to 20 km/h.

Upper West Coastal Waters

Fowlers Bay to Elliston
Wind
Variable below 10 knots becoming east to northeasterly 10 to 15 knots in the evening.
Seas
Below 1 metre.
1st Swell
Southwesterly 2 metres.
Weather
Clear.
Weather Situation
A high pressure system over SA will move into the Tasman Sea on Thursday head of a cold front. The front will reach the far west of SA late Thursday then move across the remainder of the State during Friday. A trough will move across southern coastal districts late Saturday or early Sunday before a high moves across the south early next week.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Decres Bay Temperature Statistics View More

August Temperature

Ceduna Airport (9km)

  • Lowest 1 August, 2025

    0.6 °C

  • Average August

    11.6 °C

  • Highest 10 August, 2025

    21.6 °C

Climate (2020–Present)

Ceduna Airport (9km)

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  • Average Low 2020–2025

    10.8 °C

  • Average 2020–2025

    16.8 °C

  • Average High 2020–2025

    23.8 °C
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