The closing price for Bitcoin (BTC) in December 2013 was $754.01, on December 31, 2013. It was down 33.2% for the month. The latest price is $104,428.54.
The closing price for Bitcoin (BTC) in November 2013 was $1,129.43, on November 30, 2013. It was up 453.9% for the month. The latest price is $67,786.27.