Sinker Reef Weather Forecast

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    • 27

    Sunny

    • 26
    • 28

    Partly cloudy

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    • 27

    Shower

    • 27
    • 28

    Partly cloudy

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    • 28

    Partly cloudy

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    Partly cloudy

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    Partly cloudy

Today 19 Dec Capricornia

Mostly sunny. Slight chance of a shower near the coast in the late morning and afternoon. Near zero chance of rain elsewhere. Winds east to southeasterly 15 to 20 km/h tending east to northeasterly 15 to 25 km/h in the late morning and early afternoon. Daytime maximum temperatures 31 to 36.

Great Barrier Reef Offshore Waters

Bowen to Yeppoon
Wind
East to southeasterly 15 to 20 knots.
Seas
Around 1 metre, increasing to 1 to 1.5 metres north of Creal Reef.
1st Swell
Easterly around 1 metre, increasing to 1 to 1.5 metres through the Capricorn Channel.
Weather
Sunny.
Weather Situation
A high [1022 hPa] in the Tasman Sea is strengthening a ridge and southeasterly winds over the north Queensland waters. The ridge will persist on Friday as the high moves east, before gradually weakening over the weekend.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sinker Reef Temperature Statistics View More

December Temperature

Gannett Cay (32km)

  • Lowest 12 December, 2025

    22.6 °C

  • Average December

    26.6 °C

  • Highest 14 December, 2025

    29.6 °C

Climate (2020–Present)

Gannett Cay (32km)

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  • Average Low 2020–2025

    23.2 °C

  • Average 2020–2025

    24.5 °C

  • Average High 2020–2025

    25.6 °C
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