Haystack Island Weather Forecast

    • 9
    • 15

    Partly cloudy

    • 7
    • 15

    Partly cloudy

    • 8
    • 15

    Mostly sunny

    • 9
    • 15

    Showers

    • 10
    • 15

    Cloudy

    • 9
    • 15

    Cloudy

    • 8
    • 15

    Partly cloudy

Today 30 Jul Yorke Peninsula

Partly cloudy. Light winds.

Investigator Strait Coastal Waters

Wind
Variable below 10 knots.
Seas
Below 0.5 metres.
1st Swell
West to southwesterly around 1 metre.
Weather
Partly cloudy.
Weather Situation
A high pressure system centred over eastern SA will slowly move east into the Tasman Sea on Saturday. A cold front is forecast to move across the Bight on Saturday before moving across the southeast of SA on Sunday, with another high pressure system quickly moving into the Bight early next week.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Haystack Island Temperature Statistics View More

July Temperature

Stenhouse Bay (5km)

  • Lowest 17 July, 2026

    4.2 °C

  • Average July

    12.4 °C

  • Highest 18 July, 2026

    18.4 °C

Climate (2021–2026)

Stenhouse Bay (5km)

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  • Average Low 2021–2026

    13.2 °C

  • Average 2021–2026

    16.1 °C

  • Average High 2021–2026

    20.5 °C
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