Mourilyan Harbour Weather Forecast
- 22
- 28
Rain. Possible storm
- 23
- 30
Showers
- 23
- 31
Shower or two
- 22
- 31
Shower or two
- 22
- 31
Shower or two
- 22
- 32
Shower or two
- 23
- 32
Shower or two. Possible storm
Today 17 Dec North Tropical Coast and Tablelands
Partly cloudy. High chance of rain near the coast, medium chance elsewhere. The chance of a thunderstorm early this evening. Thunderstorms possibly severe with heavy rain which may lead to flash flooding along the coastal fringe. Winds easterly 20 to 30 km/h decreasing to 15 to 20 km/h in the evening.
Cairns Coastal Waters
Cape Tribulation to Cardwell- Wind
- East to southeasterly 15 to 20 knots.
- Seas
- Below 1 metre, increasing to 1 to 1.5 metres outside the reef by early evening.
- 1st Swell
- Easterly 1 to 1.5 metres outside the reef, decreasing to around 1 metre by early evening, then tending east to southeasterly 1 to 1.5 metres later in the evening.
- Weather
- Cloudy. 70% chance of rain. The chance of a thunderstorm.
- Weather Situation
- A high [1025 hPa] in the Tasman Sea is strengthening a ridge and southeasterly winds over the north Queensland waters. The ridge will persist for the next few days as the high moves east, before gradually weakening over the weekend.
Mourilyan Harbour Temperature Statistics View More
December Temperature
South Johnstone (12km)
Lowest 7 December, 2025
20.1 °CAverage December
25.9 °CHighest 2 December, 2025
33.9 °C
Climate (2020–Present)
South Johnstone (12km)
Average Low 2020–2025
20.6 °CAverage 2020–2025
23.9 °CAverage High 2020–2025
28.7 °C