Alnwick Island Weather Forecast
- 26
- 26
Partly cloudy
- 26
- 26
Shower
- 25
- 26
Shower
- 25
- 26
Partly cloudy
- 26
- 26
Partly cloudy
- 26
- 26
Partly cloudy
- 26
- 26
Partly cloudy
Today 27 Oct Capricornia
Partly cloudy. High chance of showers, most likely in the late afternoon and evening. A thunderstorm likely, possibly severe with damaging winds and large hail in the afternoon and evening. Winds north to northwesterly 20 to 30 km/h becoming light in the late evening. Overnight temperatures falling to between 19 and 24 with daytime temperatures reaching 32 to 38.
Mackay Costal Waters
Bowen to St Lawrence- Wind
- North to northwesterly 15 to 20 knots.
- Seas
- 1 to 1.5 metres.
- 1st Swell
- Below 0.5 metres.
- Weather
- Mostly sunny. The chance of a thunderstorm south of Mackay in the afternoon and evening.
Alnwick Island Temperature Statistics View More
October Temperature
Middle Percy Island (40km)
Lowest 6 October, 2025
19.5 °CAverage October
23.1 °CHighest 2 October, 2025
28.3 °C
Climate (2020–Present)
Middle Percy Island (40km)
Average Low 2020–2025
20.7 °CAverage 2020–2025
22.6 °CAverage High 2020–2025
25.4 °C