South Island Weather Forecast

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    Partly cloudy

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    • 25

    Sunny

    • 24
    • 25

    Partly cloudy

    • 24
    • 25

    Partly cloudy

    • 25
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    Partly cloudy

    • 25
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    Sunny

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    Partly cloudy

Today 18 Oct Capricornia

The chance of fog in the early morning. Mostly sunny day. Light winds becoming north to northeasterly 15 to 25 km/h in the middle of the day. Overnight temperatures falling to between 12 and 17 with daytime temperatures reaching 30 to 36.

Mackay Costal Waters

Bowen to St Lawrence
Wind
East to southeasterly 10 to 15 knots, reaching up to 20 knots north of Hamilton Island in the late afternoon. Winds tending east to northeasterly in the evening.
Seas
Below 1 metre.
1st Swell
Easterly below 1 metre.
Weather
Sunny.
Weather Situation
A ridge and southeasterly winds will weaken from Saturday as a high [1024 hPa] in the Tasman Sea shifts away and a new weaker high replaces it.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

South Island Temperature Statistics View More

October Temperature

Middle Percy Island (12km)

  • Lowest 6 October, 2025

    19.5 °C

  • Average October

    22.8 °C

  • Highest 2 October, 2025

    28.3 °C

Climate (2020–Present)

Middle Percy Island (12km)

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  • Average Low 2020–2025

    20.7 °C

  • Average 2020–2025

    22.6 °C

  • Average High 2020–2025

    25.4 °C
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