The U.S. dollar strengthened in late trading on Wednesday as market participants pored through a slew of economic data.

The dollar index, which measures the greenback against six major peers, increased 0.30 percent at 90.3600.

In late New York trading, the euro decreased to 1.2154 U.S. dollars from 1.2201 dollars in the previous session, and the British pound fell to 1.3630 dollars from 1.3663 U.S. dollars in the previous session. The Australian dollar decreased to 0.7743 U.S. dollar from 0.7769 dollar.

The U.S. dollar bought 103.88 Japanese yen, higher than 103.80 Japanese yen of the previous session. The U.S. dollar increased to 0.8879 Swiss franc from 0.8868 Swiss franc, and it was down to 1.2697 Canadian dollars from 1.2723 Canadian dollars.

On the data front, U.S. consumer price index increased 0.4 percent in December, after rising 0.2 percent in November, the U.S. Bureau of Labor Statistics reported Wednesday. The reading was roughly in line with a Dow Jones estimate.