Shell Beach Weather Forecast

    • 17
    • 23

    Becoming windy. Partly cloudy

    • 14
    • 22

    Possible late shower

    • 16
    • 22

    Showers easing. Windy

    • 14
    • 21

    Cloudy

    • 15
    • 21

    Partly cloudy

    • 14
    • 22

    Partly cloudy

    • 14
    • 23

    Cloud clearing

Today 19 Dec Yorke Peninsula

Mostly sunny. The chance of a thunderstorm in the north in the afternoon and evening. Winds south to southwesterly 20 to 30 km/h becoming southwesterly 25 to 40 km/h in the middle of the day then turning southerly 20 to 30 km/h in the evening. Daytime maximum temperatures 27 to 34.

Central Coastal Waters

Wind
Southerly 15 to 20 knots, reaching up to 25 knots inshore in the late afternoon.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres inshore during the afternoon.
1st Swell
Southwesterly 1 to 1.5 metres, increasing to 1.5 to 2 metres during the afternoon.
Weather
Cloudy. The chance of a thunderstorm in the west in the afternoon and evening.
Weather Situation
A trough of broad low pressure lies in the west. This area of low pressure is expected to slowly extend across the state from the west during today and tomorrow, before contracting to the far northeast on Sunday evening. Behind this, a ridge of high pressure moves over the west and south during Sunday, persisting throughout SA by late Monday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Shell Beach Temperature Statistics View More

December Temperature

Stenhouse Bay (11km)

  • Lowest 3 December, 2025

    9.1 °C

  • Average December

    18.6 °C

  • Highest 17 December, 2025

    35.1 °C

Climate (2020–Present)

Stenhouse Bay (11km)

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  • Average Low 2020–2025

    13.1 °C

  • Average 2020–2025

    16 °C

  • Average High 2020–2025

    20.4 °C
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