Althorpe Island Weather Forecast

    • 16
    • 31

    Sunny

    • 19
    • 32

    Sunny

    • 17
    • 24

    Partly cloudy

    • 14
    • 22

    Shower or two

    • 15
    • 21

    Shower or two

    • 14
    • 21

    Partly cloudy

    • 14
    • 21

    Partly cloudy

Today 17 Dec Yorke Peninsula

Sunny. Winds east to northeasterly 15 to 25 km/h tending north to northwesterly in the morning then tending south to southeasterly 15 to 20 km/h in the late afternoon. Daytime maximum temperatures in the mid to high 30s.

Central Coastal Waters

Wind
Northeasterly 10 to 15 knots tending northwest to northeasterly in the morning then becoming variable about 10 knots in the late afternoon.
Seas
Below 1 metre.
1st Swell
Southeasterly 1 to 1.5 metres, tending southerly around 1 metre around midday.
Weather
Sunny.
Weather Situation
A high pressure system drifts into the Tasman Sea today. A trough of low pressure will briefly enter the far northeast of SA with another trough slowly moving across the south and west on Thursday. In the wake of the trough a south to southwesterly flow will establish across the coasts on Friday, continuing into Saturday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Althorpe Island Temperature Statistics View More

December Temperature

Stenhouse Bay (12km)

  • Lowest 3 December, 2025

    9.1 °C

  • Average December

    17.7 °C

  • Highest 3 December, 2025

    33.4 °C

Climate (2020–Present)

Stenhouse Bay (12km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    13.1 °C

  • Average 2020–2025

    16 °C

  • Average High 2020–2025

    20.4 °C
Get WillyWeather+ to remove ads