Nepean Bay Weather Forecast

    • 11
    • 24

    Partly cloudy

    • 13
    • 20

    Cloudy

    • 12
    • 24

    Mostly sunny

    • 14
    • 28

    Shower or two

    • 16
    • 25

    Shower or two

    • 13
    • 22

    Possible shower

    • 15
    • 28

    Partly cloudy

Today 2 Apr Kangaroo Island

Partly cloudy. The chance of fog early this morning. Light winds becoming west to southwesterly 15 to 20 km/h in the middle of the day then tending south to southwesterly 15 to 25 km/h in the late afternoon. Daytime maximum temperatures in the low 20s.

Investigator Strait Coastal Waters

Wind
West to southwesterly 10 to 15 knots turning southerly in the evening.
Seas
Around 1 metre.
1st Swell
West to southwesterly 1 to 2 metres, decreasing to 1 to 1.5 metres by early evening.
Weather
Partly cloudy.
Weather Situation
A high pressure system sin the Bight extends a ridge over SA. The tail end of a cold front will brush the southeast of SA later Thursday. The high is forecast to move east on Friday to be southeast of Tasmania by Sunday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Nepean Bay Temperature Statistics View More

April Temperature

Kingscote Airport (7km)

  • Lowest 1 April, 2026

    14.8 °C

  • Average April

    18.5 °C

  • Highest

    –

Climate (2021–Present)

Kingscote Airport (7km)

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  • Average Low 2021–2026

    9.2 °C

  • Average 2021–2026

    14.8 °C

  • Average High 2021–2026

    21.1 °C
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