Penn Islet Weather Forecast
- 22
- 23
Partly cloudy
- 22
- 23
Partly cloudy
- 22
- 24
Shower
- 23
- 24
Shower
- 23
- 24
Shower
- 22
- 23
Shower
- 21
- 23
Sunny
Today 23 May Central Coast and Whitsundays
Clear. Light winds.
Mackay Costal Waters
Bowen to St Lawrence- Wind
- Southeasterly 10 to 15 knots, reaching up to 20 knots offshore south of Mackay in the evening.
- Seas
- Below 1 metre, increasing to 1 to 1.5 metres offshore.
- 1st Swell
- Easterly below 1 metre inshore, increasing to 1 to 2 metres offshore.
- Weather
- Mostly clear.
- Weather Situation
- A firm ridge extends across northern Queensland waters from a large high [1035 hPa] centred over the Tasman Sea. The ridge will remain in place while slowly weakening over the coming days.
Penn Islet Temperature Statistics View More
May Temperature
Middle Percy Island (40km)
Lowest 21 May, 2026
16.1 °CAverage May
21.5 °CHighest 18 May, 2026
26.4 °C
Climate (2021–Present)
Middle Percy Island (40km)
Average Low 2021–2026
20.7 °CAverage 2021–2026
22.6 °CAverage High 2021–2026
25.5 °C