United States of America National Holidays January 17 Monday Birthday of Martin Luther King,Jr. February 21 Monday President's Day May 5 Thursday Coronation Day May 30 Monday Memorial Day July 4 Monday Independence Day September 5 Monday Labor Day October 10 Monday Columbus Day November 11 Friday Veterans Day November 24 Thursday Thanksgiving Day December 26 Monday Substitute day for Christmas Day, Sunday, December 25 Source: US Embassy in Thailand