Penneshaw Weather Forecast

    • 17
    • 22

    Cloudy

    • 14
    • 18

    Shower

    • 13
    • 18

    Cloudy

    • 14
    • 20

    Cloudy

    • 14
    • 21

    Partly cloudy

    • 15
    • 25

    Partly cloudy

    • 17
    • 27

    Sunny

Today 25 Mar Kangaroo Island

Cloudy. Medium chance of showers, becoming less likely in the afternoon. Winds southerly 20 to 30 km/h. Daytime maximum temperatures in the low 20s.

Investigator Strait Coastal Waters

Wind
Southerly 15 to 20 knots.
Seas
Below 1 metre, increasing to 1 to 1.5 metres during the afternoon.
1st Swell
West to southwesterly below 1 metre.
Weather
Partly cloudy.
Weather Situation
A broad trough lies over SA. A cold front clips the southeast as an upper trough moves up over SA today and tomorrow. A high pressure system develops south of the Bight late in the week and persists over the weekend.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Penneshaw Temperature Statistics View More

March Temperature

Cape Willoughby (22km)

  • Lowest 13 March, 2026

    14.3 °C

  • Average March

    17.8 °C

  • Highest 10 March, 2026

    29 °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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