Bunbury in January
January in Bunbury is peak summer, and the weather reflects it. You're looking at average daily highs of 29.4 degrees.
Daytime highs average 29.4 degrees, dropping to 17.8 degrees overnight. That's a 12-degree swing between day and night. That's solidly pleasant territory. Great for being outdoors.
At 29.4 degrees, January runs 6.3 degrees above Bunbury's annual average of 23.1 degrees.
The rain data says 2mm over 1 days. Dry as a bone, really.
Sunshine-wise, January delivers around 29.8 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.
The Comfort Score for January comes in at 7.7/10, solidly pleasant.
Packing tip: bring 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 January.
January at a Glance
Temperature Range
Daily temperature range in January. The bar shows the typical spread between overnight lows and afternoon highs.
What to Pack
- Comfortable casual wear suitable for warm days
- Strong sun protection including a hat and SPF 50+
Coming From Overseas?
How January in Bunbury stacks up against major cities around the world.
About 21 degrees warmer and considerably drier.
About 25 degrees warmer and considerably drier.
About 19 degrees warmer and considerably drier.
How January Compares
Bunbury's monthly climate at a glance. January 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 |