Haystack Island Weather Forecast

    • 22
    • 30

    Clear

    • 18
    • 25

    Becoming windy. Partly cloudy

    • 18
    • 26

    Wind easing. Partly cloudy

    • 19
    • 30

    Partly cloudy

    • 19
    • 25

    Partly cloudy

    • 16
    • 21

    Becoming windy. Partly cloudy

    • 14
    • 21

    Partly cloudy

Today 27 Jan Yorke Peninsula

Sunny. Winds west to northwesterly 25 to 35 km/h shifting southerly 25 to 40 km/h in the early afternoon. Daytime maximum temperatures 35 to 41.

Extreme Fire Danger Rating

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Investigator Strait Coastal Waters

Wind
Northwest to southwesterly 15 to 20 knots becoming southwesterly 15 to 25 knots in the middle of the day then tending southerly 15 to 20 knots in the early afternoon. Winds reaching up to 30 knots in the early afternoon.
Seas
1 to 1.5 metres.
1st Swell
West to southwesterly 1 to 1.5 metres, increasing to 1 to 2 metres later in the evening.
Weather
Sunny.
Weather Situation
A trough over central waters moves east and contracts into the Bight later today. A high pressure system moves into waters south of the Bight on Wednesday, tracking eastwards to reach the Tasman Sea on Thursday, maintaining a ridge over southern SA into Friday as another high pressure ridge extends in from the west.
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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

    19.9 °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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