Decres Bay Weather Forecast

    • 8
    • 21

    Sunny

    • 9
    • 23

    Mostly sunny

    • 11
    • 24

    Mostly sunny

    • 13
    • 24

    Possible shower

    • 12
    • 24

    Shower or two

    • 13
    • 21

    Shower or two

    • 10
    • 20

    Possible shower

Today 12 May West Coast

The chance of morning fog. Sunny afternoon. Light winds becoming southeast to southwesterly 15 to 20 km/h in the early afternoon then becoming light in the evening. Daytime maximum temperatures in the low to mid 20s.

Upper West Coastal Waters

Fowlers Bay to Elliston
Wind
East to northeasterly below 10 knots becoming south to southeasterly in the middle of the day.
Seas
Below 1 metre.
1st Swell
Southwesterly 1.5 metres.
Weather
Sunny.
Weather Situation
A strong high pressure system near Tasmania is slowly moving east, reaching the Tasman Sea by tomorrow. A trough of low pressure moves into the far west late on Friday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Decres Bay Temperature Statistics View More

May Temperature

Ceduna Airport (9km)

  • Lowest 8 May, 2026

    5.9 °C

  • Average May

    15.2 °C

  • Highest 1 May, 2026

    32.1 °C

Climate (2021–Present)

Ceduna Airport (9km)

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  • Average Low 2021–2026

    10.8 °C

  • Average 2021–2026

    16.8 °C

  • Average High 2021–2026

    23.7 °C
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