Seal Island Weather Forecast

    • 16
    • 31

    Sunny

    • 22
    • 39

    Sunny

    • 17
    • 26

    Mostly sunny

    • 18
    • 35

    Sunny

    • 23
    • 30

    Sunny

    • 18
    • 25

    Mostly sunny

    • 17
    • 25

    Mostly sunny

Today 23 Jan Yorke Peninsula

Sunny. Winds east to northeasterly 20 to 30 km/h tending northwest to northeasterly in the morning then tending easterly 15 to 25 km/h in the evening. Daytime maximum temperatures in the mid to high 30s.

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Investigator Strait Coastal Waters

Wind
East to northeasterly 10 to 15 knots, reaching up to 20 knots inshore early in the morning.
Seas
1 to 1.5 metres, decreasing to 1 metre during the morning.
1st Swell
West to southwesterly below 1 metre.
Weather
Sunny.
Weather Situation
A trough of low pressure approaches from the west late today and is forecast to move over southern SA during Saturday, then lingers through inland SA into Sunday. A high pressure system is expected to move over waters to the south over the weekend, extending a ridge over southern SA on Sunday, before a second trough moves in from the west on Monday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Seal Island Temperature Statistics View More

January Temperature

Stenhouse Bay (6km)

  • Lowest 1 January, 2026

    14.1 °C

  • Average January

    19.4 °C

  • Highest 7 January, 2026

    41.1 °C

Climate (2021–Present)

Stenhouse Bay (6km)

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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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