The University of Michigan released its consumer sentiment survey, which came at 97.5, same as November and beating estimates of 97.5.
As of 03:13 GMT, the dollar index shed 0.11% to 96.70, with an intraday low at 96.53, and a high at 96.92.
The current conditions gauge rose to 115.2 from 112.3, while economic outlook receded to 86.1 from 88.1.
One-year inflation outlook receded to 2.7% from 2.8%, while five-year inflation fell to 2.4% from 2.6%.