Sinclair Island Weather Forecast
- 24
- 25
Shower
- 24
- 26
Shower
- 25
- 26
Shower
- 25
- 26
Windy
- 25
- 26
Partly cloudy
- 24
- 26
Partly cloudy
- 25
- 26
Partly cloudy
Today 16 Sep Peninsula
Partly cloudy. Medium chance of showers south of Palmerville, slight chance elsewhere. Light winds becoming easterly 15 to 25 km/h in the morning then becoming light in the late evening. Overnight temperatures falling to between 18 and 21 with daytime temperatures reaching the low to mid 30s.
Cooktown Coastal Waters
Cape Melville to Cape Tribulation- Wind
- Southeasterly 15 to 20 knots.
- Seas
- 1 to 1.5 metres.
- 1st Swell
- East to southeasterly 1 to 2 metres outside the reef, decreasing to 1 to 1.5 metres during the afternoon.
- Weather
- Partly cloudy. 60% chance of showers.
- Weather Situation
- A ridge extends over the northern Queensland waters from a high [1027 hPa] in the Tasman Sea. The ridge will remain in place over coming days as the high slowly drifts east.
Sinclair Island Temperature Statistics View More
September Temperature
Cape Flattery (63km)
Lowest 11 September, 2025
18.1 °CAverage September
25.3 °CHighest 12 September, 2025
30.4 °C
Climate (2020–Present)
Cape Flattery (63km)
Average Low 2020–2025
23.9 °CAverage 2020–2025
26.4 °CAverage High 2020–2025
30.3 °C