Port Douglas in December
So, what's Port Douglas actually like in December? In a word: balmy. It's summer, and the days are averaging 29.8 degrees.
Expect the mercury to hit around 29.8 degrees during the day and settle at 25.1 degrees after dark. The temperature stays pretty consistent through the day. The warmth sticks around even after dark.
December is 2.6 degrees warmer than the yearly average here.
Rainfall in December averages 365mm over about 22 days. That means roughly a 73% chance of rain on any given day, so definitely bring rain gear.
Sunshine-wise, December delivers around 21.9 MJ/m2 of daily solar radiation. UV sits in the extreme category. Sunscreen, hat, and sunnies are all essential. You can burn in under 10 minutes.
December scores 3.9/10 on our Comfort Score. It's the tough end of the year weather-wise.
Packing tip: bring t-shirts with a light layer for evenings, a rain jacket or compact umbrella, and SPF 50+ sunscreen and a hat.
The full data breakdown is below. You can also see how other Australian cities compare in December.
December at a Glance
Temperature Range
Daily temperature range in December. The bar shows the typical spread between overnight lows and afternoon highs.
What to Pack
- Comfortable casual wear suitable for warm days
- A waterproof jacket or compact umbrella
- High SPF sunscreen (50+), sunglasses, and UV-protective clothing
- Moisture-wicking fabrics to stay comfortable in humid conditions
Coming From Overseas?
How December in Port Douglas stacks up against major cities around the world.
About 22 degrees warmer and considerably wetter.
About 24 degrees warmer and considerably wetter.
About 18 degrees warmer and considerably wetter.
How December Compares
Port Douglas's monthly climate at a glance. December is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 30.5 | 25.5 | 680mm | 3.2 |
| Feb | 29.5 | 25.2 | 278mm | 3.8 |
| Mar | 28.7 | 24.8 | 630mm | 4.0 |
| Apr | 27.9 | 23.7 | 246mm | 4.9 |
| May | 25.7 | 22.3 | 167mm | 6.1 |
| Jun | 24.8 | 20.0 | 67mm | 8.7 |
| Jul | 23.7 | 19.2 | 128mm | 8.5 |
| Aug | 24.5 | 20.0 | 107mm | 8.4 |
| Sep | 25.6 | 21.2 | 130mm | 7.8 |
| Oct | 27.4 | 22.7 | 96mm | 7.0 |
| Nov | 28.8 | 23.8 | 118mm | 5.9 |
| Dec | 29.8 | 25.1 | 365mm | 3.9 |