December in Port Douglas brings high temperatures around 29°C (84°F) during the day, dropping to 24°C (75°F) at night, and as part of the rainy season, heavy rainfall is common.
If you prefer dry days with pleasant temperatures, May, June, July, August, September, October and November typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
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Pick a month to see the average temperature, rainfall and sunshine in Port Douglas - and find the best time to visit.
50-year average (1976-2025)
Based on our historical records, temperatures in Port Douglas typically stay consistent throughout December, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 24°C (75°F).
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Port Douglas spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Our historical data for Port Douglas spans 1976 to 2025, revealing these weather extremes.
Find out more about the weather in Australia and which places have the best travel conditions in this month. See all of Australia in December →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Warm but pleasant conditions in Port Douglas in December. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity
See the full Port Douglas climate overview or explore weather in Australia.
Where to go in December - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
Recharge your batteries at Thala Beach Nature Reserve
This breath taking nature reserve offers you an island feeling in an environment of rainforest, coconut plantations and the sea. It is a magnificent resort between sea and forest.
An alternative way to discover Sydney
We have made an overview of the sights in Sydney that you must see if you want to visit Sydney in an alternative way.
The most relaxed and alternative area of Australia is called the Byron Shire
The Byron Shire is one of the most pretty areas in the world. Not only in terms on natural beauty, also the relaxed vibe and people make this an area that remains close to your heart.
Sail the Whitsunday islands
The best travel period to sail the Whitsunday islands is “winter” between June and October, with pleasant temperatures around 23 degrees Celsius (74 Fahrenheit).
