Sinclair Islet Weather Forecast

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    • 29

    Shower

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    • 30

    Shower

    • 29
    • 30

    Shower

    • 28
    • 30

    Shower

    • 29
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    Storm

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    Storm

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    Shower

Today 13 Jan Peninsula

Partly cloudy. High chance of showers, most likely in the late morning and afternoon. The chance of a thunderstorm from the late morning. Winds west to northwesterly 15 to 25 km/h. Daytime maximum temperatures in the low to mid 30s.

Peninsula Coastal Waters

Sharp Point to Cape Melville
Wind
Northwesterly 15 to 20 knots, reaching up to 25 knots offshore north of Cape Grenville in the late morning and early afternoon.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres south of Cape Sidmouth.
1st Swell
Below 0.5 metres.
Weather
Partly cloudy. 50% chance of showers. The chance of a thunderstorm in the morning and afternoon.
Weather Situation
A monsoon trough extends from ex-Tropical Cyclone Koji across central Queensland waters. The trough is forecast to remain in place over the next few days, with monsoonal winds to the north of it.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sinclair Islet Temperature Statistics View More

January Temperature

Horn Island (98km)

  • Lowest 10 January, 2026

    23.6 °C
  • Average January

    27.4 °C
  • Highest 2 January, 2026

    32.3 °C

Climate (2021–Present)

Horn Island (98km)

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  • Average Low 2021–2026

    25.1 °C
  • Average 2021–2026

    27.5 °C
  • Average High 2021–2026

    30.9 °C
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