The Government also reported that the number of jobs added to non-farm payrolls was 117,000, about half what most economists had expected.
Separately, the Government said non-farm payrolls declined last month by 51,000.
The consensus is for non-farm payrolls to show an increase of about 240,000 jobs.
Forecast: 5.6 percent, no change from August, with non-farm payrolls up 158,000.
The dollar fell after the Government reported that the nation's non-farm payroll grew by 255,000 jobs last month.
Current estimates are that unemployment will be in a range of 5.3 to 5.4 percent and non-farm payrolls at about 180 million.
The 31,000 increase in non-farm payrolls came as something of a surprise to most analysts.
Moreover, the data show that non-farm payrolls were actually down by 14,000 or so last month.
Through November, non-farm payrolls have already declined in five consecutive months, with 713,000 jobs lost.
Meanwhile, in America all eyes will be focused on the non-farm payrolls, which are expected to rise.