Deep Creek Entrance Weather Forecast

    • 7
    • 15

    Sunny

    • 8
    • 19

    Sunny

    • 12
    • 21

    Sunny

    • 15
    • 20

    Partly cloudy

    • 11
    • 15

    Cloudy

    • 9
    • 16

    Partly cloudy

    • 10
    • 20

    Partly cloudy

Today 17 Sep Kangaroo Island

Cloud clearing. Light winds. Daytime maximum temperatures around 16.

Investigator Strait Coastal Waters

Wind
East to northeasterly about 10 knots.
Seas
Below 1 metre.
1st Swell
West to southwesterly below 1 metre, increasing to 1 to 2 metres through the Backstairs Passage.
Weather
Mostly sunny.
Weather Situation
A strong high pressure system south of the state will maintain a ridge across SA for the next few days as it drifts eastwards, to be located over NSW from Friday. A cold front is then likely to approach from the west late Saturday and move across SA on Sunday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Deep Creek Entrance Temperature Statistics View More

September Temperature

Cape Willoughby (24km)

  • Lowest 2 September, 2026

    9.9 °C

  • Average September

    13.5 °C

  • Highest 12 September, 2026

    20.3 °C

Climate (2021–2026)

Cape Willoughby (24km)

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  • Average Low 2021–2026

    13.3 °C

  • Average 2021–2026

    15.4 °C

  • Average High 2021–2026

    18.5 °C
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