Walter Island Weather Forecast

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    Partly cloudy

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    Partly cloudy

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    Partly cloudy

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    Shower

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    Sunny

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    Partly cloudy

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    Partly cloudy

Today 26 Sep Capricornia

Partly cloudy. Medium chance of showers, most likely during the morning and afternoon. The chance of a thunderstorm during this afternoon and evening. Winds southeasterly 15 to 25 km/h turning easterly 20 to 30 km/h in the morning. Daytime maximum temperatures in the mid to high 20s.

Mackay Costal Waters

Bowen to St Lawrence
Wind
Southeasterly 15 to 25 knots.
Seas
1 to 1.5 metres, increasing to 1.5 to 2 metres offshore between Hamilton Island and Mackay.
1st Swell
Easterly 1 to 1.5 metres, decreasing to around 1 metre during the morning.
Weather
Partly cloudy. 50% chance of showers.
Weather Situation
A strong ridge extends across the northern Queensland waters from a high [1035 hPa] in the Tasman Sea. The ridge will persist for several days as the high moves east, weakening briefly over the weekend.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Walter Island Temperature Statistics View More

September Temperature

Middle Percy Island (7km)

  • Lowest 20 September, 2026

    16.3 °C

  • Average September

    20 °C

  • Highest 16 September, 2026

    25.1 °C

Climate (2021–2026)

Middle Percy Island (7km)

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  • Average Low 2021–2026

    20.7 °C

  • Average 2021–2026

    22.6 °C

  • Average High 2021–2026

    25.5 °C
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