Penneshaw Weather Forecast

    • 11
    • 20

    Partly cloudy

    • 10
    • 20

    Partly cloudy

    • 12
    • 22

    Partly cloudy

    • 13
    • 19

    Cloudy

    • 11
    • 22

    Partly cloudy

    • 15
    • 23

    Partly cloudy

    • 13
    • 20

    Cloudy

Today 14 Apr Kangaroo Island

Partly cloudy. Winds west to southwesterly 15 to 20 km/h becoming light in the late afternoon.

Investigator Strait Coastal Waters

Wind
Westerly 10 to 15 knots becoming southwesterly below 10 knots in the evening.
Seas
Below 1 metre.
1st Swell
Southerly around 1 metre through the Backstairs Passage, increasing to 1 to 1.5 metres by early evening, then decreasing to around 1 metre later in the evening.
Weather
Mostly clear.
Weather Situation
A high pressure system centred over the south of SA will move slowly eastwards this week and a cold front will move across the far southeast of SA today followed by another cold front on Thursday. A second high pressure system is expected to follow and will become established south of the Bight late Thursday then will move eastwards during Friday and Saturday. A trough will move over the far west on Saturday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Penneshaw Temperature Statistics View More

April Temperature

Cape Willoughby (22km)

  • Lowest 11 April, 2026

    10.5 °C

  • Average April

    16.3 °C

  • Highest 6 April, 2026

    25.4 °C

Climate (2021–Present)

Cape Willoughby (22km)

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  • Average Low 2021–2026

    13.3 °C

  • Average 2021–2026

    15.4 °C

  • Average High 2021–2026

    18.4 °C
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