"American Holidays"

"New Year's Day"
January 1
"Day before New Year"
December 31 if Friday
"Day after New Year"
January 2 if Monday
"Martin Luther King"
Third Monday in January
"Groundhog Day"
February 2
"Lincoln's Birthday"
February 12
"Valentine's Day"
February 14
"Washington's Birthday"
Third Monday in February
"St. Patrick's Day"
March 17
"April Fools' Day"
April 1
"Mothers' Day"
Second Sunday in May
"Armed Forces Day"
Third Saturday in May
"Memorial Day"
Last Monday in May
"Flag Day"
June 14
"Fathers' Day"
Third Sunday in June
"Independence Day"
July 4
"Day before July 4"
July 3 if Friday
"Day after July 4"
July 5 if Monday
"Labor Day"
First Monday in September
"Grandparents' Day"
First Monday in September + 6
"Columbus Day"
Second Monday in October
"Halloween"
October 31
"Election Day"
First Monday in November + 1
"Veterans' Day"
November 11
"Thanksgiving Day"
Fourth Thursday in November
"Day before Christmas"
December 24 if Friday
"Christmas Day"
December 25
"Day after Christmas"
December 26 if Monday