Haystack Island Weather Forecast

    • 18
    • 25

    Partly cloudy

    • 13
    • 21

    Shower or two developing

    • 14
    • 20

    Becoming windy. Partly cloudy

    • 12
    • 19

    Partly cloudy

    • 13
    • 22

    Sunny

    • 15
    • 22

    Mostly sunny

    • 14
    • 22

    Sunny

Today 4 Dec Yorke Peninsula

Partly cloudy. Winds north to northwesterly 30 to 45 km/h shifting southerly 20 to 30 km/h in the late afternoon. Overnight temperatures falling to between 17 and 21 with daytime temperatures reaching 29 to 38.

Extreme Fire Danger Rating

Take action now to protect life and property

Investigator Strait Coastal Waters

Wind
Northwest to northeasterly 15 to 20 knots tending northwest to southwesterly in the middle of the day then tending south to southeasterly in the late afternoon.
Seas
Around 1 metre, increasing to 1 to 1.5 metres by early evening.
1st Swell
West to southwesterly around 1 metre.
Weather
Partly cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Haystack Island Temperature Statistics View More

December Temperature

Stenhouse Bay (5km)

  • Lowest 3 December, 2025

    9.1 °C

  • Average December

    16 °C

  • Highest 2 December, 2025

    22.5 °C

Climate (2020–Present)

Stenhouse Bay (5km)

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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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