Penneshaw Weather Forecast

    • 10
    • 14

    Windy

    • 10
    • 14

    Partly cloudy

    • 10
    • 16

    Sunny

    • 11
    • 19

    Partly cloudy

    • 14
    • 20

    Shower

    • 12
    • 19

    Shower

    • 11
    • 15

    Shower

Today 9 Sep Kangaroo Island

Cloudy. Slight chance of a shower, most likely in the early morning. Winds southerly 25 to 35 km/h turning southeasterly in the early morning. Overnight temperatures falling to around 9 with daytime temperatures reaching around 14.

Investigator Strait Coastal Waters

Wind
Southerly 15 to 25 knots, reaching up to 30 knots early in the morning. Winds turning southeasterly in the early morning.
Seas
1 to 2 metres.
1st Swell
West to southwesterly 1 to 1.5 metres, increasing to 1.5 to 2.5 metres through the Backstairs Passage during the morning.
Weather
Cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Penneshaw Temperature Statistics View More

September Temperature

Cape Willoughby (22km)

  • Lowest 2 September, 2026

    9.9 °C

  • Average September

    13.3 °C

  • Highest 4 September, 2026

    18.1 °C

Climate (2021–2026)

Cape Willoughby (22km)

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  • Average Low 2021–2026

    13.3 °C

  • Average 2021–2026

    15.4 °C

  • Average High 2021–2026

    18.5 °C
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