Haystack Island Weather Forecast

    • 16
    • 21

    Becoming windy. Partly cloudy

    • 15
    • 22

    Partly cloudy

    • 15
    • 23

    Mostly sunny

    • 16
    • 24

    Partly cloudy

    • 16
    • 23

    Partly cloudy

    • 16
    • 23

    Partly cloudy

    • 16
    • 23

    Cloud clearing

Today 10 Jan Yorke Peninsula

Partly cloudy. Winds southwesterly 25 to 40 km/h turning southerly in the late afternoon. Daytime maximum temperatures in the low to mid 20s.

Investigator Strait Coastal Waters

Wind
Southwesterly 15 to 20 knots turning southerly 15 to 25 knots in the late afternoon.
Seas
1.5 to 2 metres.
1st Swell
West to southwesterly 1.5 to 2.5 metres.
Weather
Cloudy.
Weather Situation
A low pressure trough over the pastoral districts will continue to move into the northeast and will exit the far northeast this afternoon whilst a high pressure ridge will be begin to develop across the south. This ridge will persist across the state over the coming days with the high pressure centre moving south of the Bight on Sunday. On Tuesday a trough will develop in the far west while the ridge remains in the east.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Haystack Island Temperature Statistics View More

January Temperature

Stenhouse Bay (5km)

  • Lowest 1 January, 2026

    14.1 °C
  • Average January

    20.5 °C
  • Highest 7 January, 2026

    41.1 °C

Climate (2021–Present)

Stenhouse Bay (5km)

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  • Average Low 2021–2026

    13.1 °C
  • Average 2021–2026

    16 °C
  • Average High 2021–2026

    20.4 °C
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