May 21st, 2013 World Day for Cultural Diversity May 22nd, 2013 World Biological Diversity Day May 22nd, 2013 National Maritime Day May 25th, 2013 African Liberation Day May 26th, 2013 Trinity Sunday May 27th, 2013 Jefferson Davis Birthday May 27th, 2013 Memorial Day May 29th, 2013 International Day of United Nations Peacekeepers May 30th, 2013 Corpus Christi May 31st, 2013 World No Tobacco Day June 1st, 2013 Statehood Day June 3rd, 2013 Jefferson Davis Birthday June 4th, 2013 World Day for Child Victims of Aggression June 5th, 2013 World Environment Day June 6th, 2013 Isra and Mi'raj June 8th, 2013 World Oceans Day June 11th, 2013 Kamehameha Day June 12th, 2013 World Day Against Child Labour June 14th, 2013 Flag Day June 14th, 2013 World Blood Donor Day June 16th, 2013 Father's Day June 17th, 2013 World Day to Combat Desertification June 17th, 2013 Bunker Hill Day June 19th, 2013 Juneteenth June 20th, 2013 West Virginia Day June 20th, 2013 World Refugee Day June 21st, 2013 June Solstice
