Decres Bay Weather Forecast

    • 9
    • 17

    Morning fog. Shower or two

    • 7
    • 15

    Showers easing

    • 4
    • 15

    Cloudy

    • 5
    • 15

    Cloudy

    • 4
    • 16

    Partly cloudy

    • 5
    • 17

    Possible shower

    • 7
    • 17

    Possible shower

Today 22 Jul West Coast

Partly cloudy. Patchy morning fog. Medium chance of showers, most likely in the late morning and afternoon. Light winds becoming south to southwesterly 15 to 25 km/h in the morning then becoming light in the late evening. Daytime maximum temperatures between 15 and 18.

Upper West Coastal Waters

Fowlers Bay to Elliston
Wind
Southwesterly 10 to 15 knots turning southerly during the day. Winds reaching up to 20 knots inshore in the late evening.
Seas
Around 1 metre.
1st Swell
Southwesterly 1.5 to 2.5 metres.
Weather
Partly cloudy. 70% chance of showers.
Weather Situation
A series of weak cold fronts will cross the south of the State during today. A ridge of high pressure will build over the west of the State from later Wednesday, with the high centre expected to cross South Australia on Friday and Saturday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Decres Bay Temperature Statistics View More

July Temperature

Ceduna Airport (9km)

  • Lowest 7 July, 2026

    -0.1 °C

  • Average July

    11.3 °C

  • Highest 20 July, 2026

    21.7 °C

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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