Gladstone in December
Planning a trip to Gladstone in December? Here's the honest weather briefing for what summer looks like on the ground.
Expect the mercury to hit around 29.3 degrees during the day and settle at 22.6 degrees after dark. The temperature stays pretty consistent through the day. Warm days and warm nights. It doesn't cool down much, even after sunset.
December is 2.7 degrees warmer than the yearly average here.
Rainfall in December averages 203mm over about 15 days. That means roughly a 50% chance of rain on any given day, so definitely bring rain gear.
Solar exposure averages 24.3 MJ/m2 per day in December, with UV levels in the extreme range. Sunscreen, hat, and sunnies are all essential. You can burn in under 10 minutes.
At 5.5/10 on the Comfort Score, December is middle of the road.
Packing tip: bring a mix of short and long sleeves, 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
- T-shirts and shorts for daytime
- Proper rain gear for frequent showers
- High SPF sunscreen (50+), sunglasses, and UV-protective clothing
Coming From Overseas?
How December in Gladstone stacks up against major cities around the world.
About 21 degrees warmer and considerably wetter.
About 23 degrees warmer and considerably wetter.
About 17 degrees warmer and considerably wetter.
How December Compares
Gladstone's monthly climate at a glance. December is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 30.5 | 24.3 | 114mm | 4.7 |
| Feb | 30.1 | 23.1 | 70mm | 6.1 |
| Mar | 28.8 | 22.3 | 98mm | 6.2 |
| Apr | 26.3 | 19.4 | 187mm | 7.2 |
| May | 24.4 | 17.0 | 22mm | 9.9 |
| Jun | 22.3 | 11.5 | 44mm | 8.8 |
| Jul | 21.6 | 12.3 | 16mm | 8.7 |
| Aug | 23.6 | 14.9 | 113mm | 9.4 |
| Sep | 25.9 | 16.4 | 8mm | 9.8 |
| Oct | 27.0 | 18.8 | 48mm | 8.8 |
| Nov | 28.8 | 21.8 | 54mm | 7.3 |
| Dec | 29.3 | 22.6 | 203mm | 5.5 |