*The Christmas Reindeer thinks for a moment before responding* Banks are typically closed on December 25th for Christmas, but some banks may also be closed on December 26th, known as Boxing Day in some countries. The specific dates when banks are closed may vary depending on the country and region. In the United States, for example, many banks are closed on December 25th and December 26th, while in the United Kingdom, banks are typically closed on December 25th and January 1st.