James Cook Island Weather Forecast
- 22
- 27
Partly cloudy
- 19
- 26
Sunny
- 19
- 27
Sunny
- 19
- 27
Partly cloudy
- 16
- 20
Possible shower
- 14
- 22
Mostly sunny
- 16
- 24
Partly cloudy
Today 9 Oct Sydney
Partly cloudy. Slight chance of a shower. Winds northwesterly 20 to 30 km/h tending westerly in the early afternoon then becoming light in the evening.
Sydney Enclosed Waters
Sydney Harbour, Pittwater and Botany Bay- Wind
- North to northwesterly 10 to 15 knots tending west to northwesterly in the late morning and early afternoon.
- Seas
- Below 0.5 metres.
- Weather
- Partly cloudy.
- Weather Situation
- Northwesterly winds are forecast to prevail over Sydney Waters most of the week, apart from brief incursions of westerly winds due to mobile troughs, as a high pressure ridge extends from the Tasman Sea to the far north coast while a series of cold fronts skims to the south through the week.
James Cook Island Temperature Statistics View More
October Temperature
Sydney Airport (9km)
Lowest 4 October, 2025
13.2 °CAverage October
20.2 °CHighest 6 October, 2025
32.1 °C
Climate (2020–Present)
Sydney Airport (9km)
Average Low 2020–2025
14.7 °CAverage 2020–2025
18.6 °CAverage High 2020–2025
23.3 °C