Ballast Head Weather Forecast

    • 16
    • 23

    Sunny

    • 15
    • 32

    Mostly sunny

    • 17
    • 25

    Mostly sunny

    • 16
    • 24

    Partly cloudy

    • 16
    • 23

    Partly cloudy

    • 16
    • 22

    Cloud clearing

Today 17 Jan Kangaroo Island

Sunny. Winds southeasterly 25 to 35 km/h decreasing to 15 to 20 km/h in the late evening. Overnight temperatures falling to around 15 with daytime temperatures reaching 23 to 28.

Investigator Strait Coastal Waters

Wind
Southeasterly 15 to 25 knots.
Seas
1 to 2 metres, decreasing to 1 to 1.5 metres during the morning.
1st Swell
West to southwesterly below 1 metre.
Weather
Mostly sunny.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Ballast Head Temperature Statistics View More

January Temperature

Kingscote Airport (25km)

  • Lowest 6 January, 2026

    9.8 °C

  • Average January

    19 °C

  • Highest 7 January, 2026

    41.5 °C

Climate (2021–Present)

Kingscote Airport (25km)

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  • Average Low 2021–2026

    9.2 °C

  • Average 2021–2026

    14.7 °C

  • Average High 2021–2026

    21.1 °C
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