Althorpe Island Weather Forecast

    • 14
    • 22

    Possible shower

    • 17
    • 22

    Showers increasing. Windy

    • 15
    • 19

    Shower or two. Windy

    • 13
    • 18

    Cloudy

    • 14
    • 19

    Cloudy

    • 14
    • 20

    Partly cloudy

    • 14
    • 22

    Sunny

Today 8 Apr Yorke Peninsula

Partly cloudy. High chance of showers, becoming less likely in the late afternoon and evening. The chance of a thunderstorm. Winds northerly 15 to 25 km/h turning northwesterly 15 to 20 km/h in the late evening. Daytime maximum temperatures in the low to mid 20s.

Central Coastal Waters

Wind
North to northeasterly 10 to 15 knots turning northwesterly in the afternoon. Winds reaching up to 20 knots in the west in the late evening.
Seas
Below 1 metre.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Partly cloudy. 80% chance of showers. The chance of a thunderstorm from the late morning.
Weather Situation
A high-pressure system south of the state will move east today allowing a strong cold front to move over South Australia later Thursday. A cooler southwest to southerly flow will gradually moderate as a stronger high-pressure system moves in from the west from Friday to be south of the state on Sunday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Althorpe Island Temperature Statistics View More

April Temperature

Stenhouse Bay (12km)

  • Lowest 2 April, 2026

    12.7 °C

  • Average April

    17.8 °C

  • Highest 6 April, 2026

    25.2 °C

Climate (2021–Present)

Stenhouse Bay (12km)

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  • Average Low 2021–2026

    13.1 °C

  • Average 2021–2026

    16.1 °C

  • Average High 2021–2026

    20.5 °C
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