North Island Weather Forecast

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    • 15

    Shower

    • 14
    • 15

    Cloudy

    • 15
    • 15

    Partly cloudy

    • 14
    • 15

    Cloudy

    • 15
    • 15

    Shower

    • 14
    • 14

    Shower

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    Partly cloudy

Today 20 Aug Yorke Peninsula

Partly cloudy. High chance of showers in the south, slight chance elsewhere. Winds northwesterly 20 to 30 km/h turning west to southwesterly 15 to 20 km/h in the afternoon. Overnight temperatures falling to between 6 and 9 with daytime temperatures reaching around 17.

Central Coastal Waters

Wind
West to northwesterly 15 to 20 knots, reaching up to 25 knots in the west during the morning. Winds turning southwesterly in the late morning and early afternoon.
Seas
Around 1 metre, increasing to 1 to 2 metres during the morning, then decreasing to 1 metre by early evening.
1st Swell
West to southwesterly 2 to 3 metres, increasing to 2.5 to 4 metres in the west.
Weather
Cloudy. 70% chance of showers.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

North Island Temperature Statistics View More

August Temperature

Neptune Island (40km)

  • Lowest 4 August, 2026

    10.4 °C

  • Average August

    13.8 °C

  • Highest 7 August, 2026

    17.4 °C

Climate (2021–2026)

Neptune Island (40km)

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  • Average Low 2021–2026

    14.3 °C

  • Average 2021–2026

    16.2 °C

  • Average High 2021–2026

    18.8 °C
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