Decres Bay Weather Forecast

    • 9
    • 18

    Mostly clear

    • 6
    • 20

    Sunny

    • 9
    • 26

    Showers easing

    • 10
    • 18

    Cloudy

    • 5
    • 23

    Possible shower developing

    • 8
    • 20

    Shower or two

    • 9
    • 21

    Shower or two

Today 2 Sep West Coast

Partly cloudy. Winds west to southwesterly 15 to 25 km/h becoming light in the evening.

Upper West Coastal Waters

Fowlers Bay to Elliston
Wind
Westerly 15 to 20 knots.
Seas
Around 1 metre.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Partly cloudy.
Weather Situation
A high pressure ridge will remain over northern parts of SA, as a cold front slips across the southeast early Thursday. The ridge will move to the east early Friday as a trough moves over SA during the day, followed by another cold front early Saturday. Another high pressure system will move across the state, behind the front, and will extend a ridge across central and eastern parts of SA into Sunday. A low pressure system is then expected to develop about the WA border and may extend a trough into far west SA late on Sunday.
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  • Temperature Forecast Bureau of Meteorology

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Decres Bay Temperature Statistics View More

September Temperature

Ceduna Airport (9km)

  • Lowest 1 September, 2026

    12.9 °C
  • Average September

    17.7 °C
  • Highest

Climate (2021–2026)

Ceduna Airport (9km)

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  • Average Low 2021–2026

    10.9 °C
  • Average 2021–2026

    16.8 °C
  • Average High 2021–2026

    23.7 °C
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