Bunbury in December
If December is your window for visiting Bunbury, here's what the climate data says you can expect.
Daytime highs average 28.1 degrees, dropping to 16.2 degrees overnight. That's a 12-degree swing between day and night. That's solidly pleasant territory. Great for being outdoors.
At 28.1 degrees, December runs 5.0 degrees above Bunbury's annual average of 23.1 degrees.
You're looking at 8mm of rain across 3 days in a typical December. That's barely a sprinkle.
Sunshine-wise, December delivers around 29.3 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 earns a 8.4/10 on our Comfort Score. This is prime time.
For your suitcase: a mix of short and long sleeves, 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
- High SPF sunscreen (50+), sunglasses, and UV-protective clothing
Coming From Overseas?
How December in Bunbury stacks up against major cities around the world.
About 20 degrees warmer and considerably drier.
About 22 degrees warmer and considerably drier.
About 16 degrees warmer and considerably drier.
How December Compares
Bunbury's monthly climate at a glance. December is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 29.4 | 17.8 | 2mm | 7.7 |
| Feb | 31.1 | 19.1 | 2mm | 6.5 |
| Mar | 27.8 | 16.6 | 6mm | 8.5 |
| Apr | 25.9 | 14.9 | 0mm | 9.6 |
| May | 21.9 | 14.2 | 114mm | 7.5 |
| Jun | 17.5 | 11.4 | 142mm | 3.5 |
| Jul | 16.9 | 11.0 | 239mm | 2.3 |
| Aug | 16.8 | 12.7 | 196mm | 2.4 |
| Sep | 18.4 | 10.6 | 35mm | 6.5 |
| Oct | 20.4 | 12.5 | 61mm | 8.1 |
| Nov | 23.3 | 13.3 | 23mm | 10.0 |
| Dec | 28.1 | 16.2 | 8mm | 8.4 |