Cook Island Weather Forecast
- 14
- 25
Clear
- 15
- 22
Possible shower. Windy
- 12
- 22
Shower or two. Becoming windy
- 13
- 23
Possible early shower
- 13
- 25
Sunny
- 15
- 26
Sunny
- 15
- 27
Sunny
Today 15 Sep Tweed Heads
Clear. Winds northwesterly 15 to 20 km/h.
Byron Coastal Waters
Point Danger to Wooli- Wind
- Northerly 15 to 20 knots, reaching up to 25 knots offshore south of Cape Byron.
- Seas
- 1.5 metres, increasing to 2 metres offshore south of Cape Byron.
- 1st Swell
- Southerly below 1 metre.
- Weather
- Mostly clear.
- Weather Situation
- A trough and a cold front systems are crossing the coastal waters today into early Wednesday, with strong to gale-force southerly winds and large powerful waves in its wake. Winds and waves will gradually ease from late Thursday onwards as a high pressure system moves across the state later in the week into the weekend, while extending a ridge across the coastal waters.
Cook Island Temperature Statistics View More
September Temperature
Coolangatta (7km)
Lowest 15 September, 2026
11.5 °CAverage September
18.4 °CHighest 4 September, 2026
29.4 °C
Climate (2021–2026)
Coolangatta (7km)
Average Low 2021–2026
16.4 °CAverage 2021–2026
20.5 °CAverage High 2021–2026
25.5 °C