Grasstree Beach Weather Forecast
- 24
- 32
Partly cloudy
- 24
- 32
Shower
- 24
- 32
Shower
- 23
- 33
Partly cloudy
- 23
- 33
Shower
- 24
- 31
Shower
- 24
- 30
Shower
Today 29 Jan Central Coast and Whitsundays
Partly cloudy. Slight chance of a shower, becoming less likely in the late afternoon and evening. Winds east to southeasterly 15 to 25 km/h. Daytime maximum temperatures 30 to 35.
Mackay Costal Waters
Bowen to St Lawrence- Wind
- Southeasterly 15 to 20 knots, reaching up to 25 knots offshore during the afternoon and evening.
- Seas
- 1 to 1.5 metres, increasing to 1 to 2 metres during the afternoon.
- 1st Swell
- Easterly around 1 metre offshore.
- Weather
- Mostly sunny.
- Weather Situation
- An equatorial trough extends east across the Cooktown waters. The trough will move slowly north over the next few days, moving into the Peninsula waters late today, with southeasterly winds developing to the south of the trough.
Grasstree Beach Temperature Statistics View More
January Temperature
Mackay Airport (25km)
Lowest 23 January, 2026
21.9 °CAverage January
27.1 °CHighest 18 January, 2026
31.4 °C
Climate (2021–Present)
Mackay Airport (25km)
Average Low 2021–2026
18.7 °CAverage 2021–2026
23 °CAverage High 2021–2026
27.9 °C