Gannet Cay Weather Forecast

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    Windy

    • 26
    • 28

    Partly cloudy

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    Sunny

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    Shower

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    Partly cloudy

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    Partly cloudy

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    Partly cloudy

Today 20 Jan Capricornia

Clear. Winds northeast to southeasterly 15 to 20 km/h.

Great Barrier Reef Offshore Waters

Bowen to Yeppoon
Wind
Southeasterly 15 to 20 knots, reaching up to 25 knots between Creal Reef and Gannett Cay.
Seas
1 to 2 metres.
1st Swell
Southeasterly 1 to 1.5 metres, increasing to 1.5 to 2 metres through the Capricorn Channel.
Weather
Mostly clear.
Weather Situation
A trough will linger over the Peninsula or northern Cooktown waters for several days and may develop into a monsoon trough from Thursday. Weak tropical low 17U is forecast to form in the northwest Coral Sea by Thursday and may linger for several days.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Gannet Cay Temperature Statistics View More

January Temperature

Gannett Cay (0km)

  • Lowest 7 January, 2026

    24 °C

  • Average January

    27.1 °C

  • Highest 17 January, 2026

    29.1 °C

Climate (2021–Present)

Gannett Cay (0km)

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  • Average Low 2021–2026

    23.2 °C

  • Average 2021–2026

    24.5 °C

  • Average High 2021–2026

    25.7 °C
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