Sinclair Island Weather Forecast
- 26
- 27
Shower
- 26
- 26
Shower
- 26
- 27
Windy
- 26
- 27
Windy
- 26
- 27
Partly cloudy
- 26
- 27
Partly cloudy
- 25
- 26
Windy
Today 15 May Peninsula
Partly cloudy. Slight chance of a shower in the east, most likely during the morning and afternoon. Near zero chance of rain elsewhere. Winds east to southeasterly 20 to 30 km/h. Daytime maximum temperatures around 30.
Cooktown Coastal Waters
Cape Melville to Cape Tribulation- Wind
- Southeasterly 20 to 30 knots decreasing to 20 to 25 knots in the middle of the day then increasing to 25 to 30 knots in the evening.
- Seas
- 1 to 1.5 metres, increasing to 2 metres outside the reef.
- 1st Swell
- East to southeasterly 1 to 2 metres outside the reef, decreasing to 1 to 1.5 metres later in the evening.
- Weather
- Partly cloudy. 70% chance of showers.
- Weather Situation
- A firm ridge extends over the northern Queensland waters from a large high [1041 hPa] near New Zealand. The ridge will remain in place over coming days while gradually weakening as the high slowly moves eastwards.
Sinclair Island Temperature Statistics View More
May Temperature
Cape Flattery (63km)
Lowest 14 May, 2026
22.9 °CAverage May
25.9 °CHighest 1 May, 2026
30.1 °C
Climate (2021–Present)
Cape Flattery (63km)
Average Low 2021–2026
23.9 °CAverage 2021–2026
26.5 °CAverage High 2021–2026
30.3 °C