Sinclair Islet Weather Forecast

    • 24
    • 25

    Shower

    • 24
    • 25

    Shower

    • 24
    • 25

    Shower

    • 25
    • 25

    Shower

    • 25
    • 25

    Partly cloudy

    • 25
    • 25

    Partly cloudy

    • 24
    • 25

    Shower

Today 26 Jul Peninsula

Mostly sunny. Slight chance of a shower near the east coast, most likely in the late morning and afternoon. Near zero chance of rain elsewhere. Light winds becoming east to southeasterly 15 to 25 km/h in the morning then becoming light in the evening. Overnight temperatures falling to between 11 and 17 with daytime temperatures reaching around 30.

Peninsula Coastal Waters

Sharp Point to Cape Melville
Wind
Southeasterly 15 to 20 knots, reaching up to 25 knots offshore south of Cape Sidmouth early in the morning.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres outside the reef.
1st Swell
Southeasterly below 1 metre, increasing to around 1 metre outside the reef.
Weather
Partly cloudy. 50% chance of showers.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sinclair Islet Temperature Statistics View More

July Temperature

Horn Island (98km)

  • Lowest 23 July, 2026

    18.9 °C

  • Average July

    25.3 °C

  • Highest 6 July, 2026

    30.1 °C

Climate (2021–2026)

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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