The Australian Bureau of Statistics released its trade data on Wednesday. Australia's trade deficit widened to A$3.54 billion in December from A$2.73 billion in November, missing expectations for a decline to a deficit of A$2.5 billion. November's figure was revised up from a deficit of A$2.90 billion.
Exports decreased by 5.0% in December, while imports fell 1.0%.
In 2015 as whole, the deficit climbed to A$33.5 billion from a deficit of A$9.9 billion in 2014.