| January 1Thursday | New Year's Day | Public holiday |
| January 2Friday | New Year Holiday | Regional holiday |
| January 4Sunday | World Braille Day | Observance |
| January 6Tuesday | Epiphany | Religious holiday |
| January 7Wednesday | Orthodox Christmas Day | Religious holiday |
| January 7Wednesday | International Programmers' Day | Observance |
| January 7Wednesday | Estelle Reel Day | Regional holiday |
| January 8Thursday | Battle of New Orleans | Public holiday |
| January 13Tuesday | Stephen Foster Memorial Day | Observance |
| January 14Wednesday | Orthodox New Year | Religious holiday |
| January 16Friday | Isra and Mi'raj | Religious holiday |
| January 18Sunday | World Religion Day | Observance |
| January 19Monday | Martin Luther King, Jr. Day | Public holiday |
| January 19Monday | Martin Luther King Jr. Day | Regional holiday |
| January 19Monday | Robert E. Lee's Birthday | Regional holiday |
| January 19Monday | Confederate Heroes' Day | Regional holiday |
| January 19Monday | Idaho Human Rights Day | Regional holiday |
| January 19Monday | Civil Rights Day | Regional holiday |
| January 24Saturday | International Day of Education | Observance |
| January 25Sunday | World Leprosy Day | Observance |
| January 26Monday | International Customs Day | Observance |
| January 27Tuesday | International Day of Commemoration in Memory of the Victims of the Holocaust | Observance |
| February 1Sunday | National Freedom Day | Observance |
| February 1Sunday | First Day of Black History Month | Observance |
| February 2Monday | Groundhog Day | Observance |
| February 2Monday | Tu Bishvat | Religious holiday |
| February 2Monday | World Wetlands Day | Observance |
| February 4Wednesday | International Day of Human Fraternity | Observance |
| February 4Wednesday | World Cancer Day | Observance |
| February 4Wednesday | Rosa Parks Day | Regional holiday |
| February 4Wednesday | National Girls and Women in Sports Day | Observance |
| February 6Friday | International Day of Zero Tolerance for Female Genital Mutilation | Observance |
| February 6Friday | Ronald Reagan Day | Regional holiday |
| February 6Friday | National Wear Red Day | Observance |
| February 8Sunday | Super Bowl | Observance |
| February 10Tuesday | World Pulses Day | Observance |
| February 11Wednesday | International Day of Women and Girls in Science | Observance |
| February 11Wednesday | World Day of the Sick | Observance |
| February 12Thursday | Lincoln's Birthday | Observance |
| February 12Thursday | Georgia Day | Regional holiday |
| February 16Monday | Presidents DayWashington's Birthday | Public holiday |
| February 16Monday | Washington's Day | Public holiday |
| February 16Monday | Daisy Gatson Bates Day | Regional holiday |
| February 16Monday | Elizabeth Peratrovich Day | Regional holiday |
| February 17Tuesday | Lunar New Year | Observance |
| February 17Tuesday | Shrove Tuesday/Mardi Gras | Regional holiday |
| February 18Wednesday | Ash Wednesday | Religious holiday |
| February 18Wednesday | Ramadan Starts | Religious holiday |
| February 21Saturday | International Mother Language Day | Observance |
| February 25Wednesday | African-American Scientist and Inventor Day | Regional holiday |
| February 25Wednesday | George Rogers Clark Day | Regional holiday |
| February 28Saturday | Linus Pauling Day | Regional holiday |
| March 1Sunday | St. David's Day | Religious holiday |
| March 1Sunday | Zero Discrimination Day | Observance |
| March 1Sunday | First Day of Women's History Month | Observance |
| March 1Sunday | First Day of Irish American Heritage Month | Observance |
| March 2Monday | Texas Independence Day | Regional holiday |
| March 2Monday | Casimir Pulaski Day | Regional holiday |
| March 2Monday | Read Across America Day | Observance |
| March 3Tuesday | Purim | Religious holiday |
| March 3Tuesday | Holi | Religious holiday |
| March 3Tuesday | World Wildlife Day | Observance |
| March 3Tuesday | Town Meeting Day | Regional holiday |
| March 6Friday | Employee Appreciation Day | Observance |
| March 8Sunday | International Women's Day | Observance |
| March 8Sunday | Daylight Saving Time starts | Other |
| March 12Thursday | World Kidney Day | Observance |
| March 13Friday | Friday the 13th | Observance |
| March 15Sunday | Lailat al-Qadr | Religious holiday |
| March 15Sunday | Long Covid Awareness Day | Observance |
| March 17Tuesday | St. Patrick's Day | Religious holiday |
| March 17Tuesday | Evacuation Day | Regional holiday |
| March 20Friday | Eid al-Fitr | Religious holiday |
| March 20Friday | March Equinox | Observance |
| March 20Friday | French Language Day | Observance |
| March 20Friday | International Day of Happiness | Observance |
| March 21Saturday | International Day for the Elimination of Racial Discrimination | Observance |
| March 21Saturday | World Poetry Day | Observance |
| March 21Saturday | International Day of Nowruz | Observance |
| March 21Saturday | World Down Syndrome Day | Observance |
| March 21Saturday | International Day of Forests | Observance |
| March 22Sunday | World Water Day | Observance |
| March 23Monday | World Meteorological Day | Observance |
| March 24Tuesday | World Tuberculosis Day | Observance |
| March 24Tuesday | International Day for the Right to the Truth concerning Gross Human Rights Violations and for the Dignity of Victims | Observance |
| March 25Wednesday | International Day of Remembrance of Slavery Victims and the Transatlantic Slave Trade | Observance |
| March 25Wednesday | International Day of Solidarity with Detained and Missing Staff Members | Observance |
| March 25Wednesday | Maryland Day | Regional holiday |
| March 26Thursday | Prince Jonah Kuhio Kalanianaole Day | Regional holiday |
| March 29Sunday | Palm Sunday | Religious holiday |
| March 29Sunday | National Vietnam War Veterans Day | Observance |
| March 30Monday | Wyoming Veterans Welcome Home Day | Regional holiday |
| March 30Monday | Doctors' Day | Observance |
| March 30Monday | Seward's Day | Regional holiday |
| March 30Monday | Vietnam Veterans Day | Regional holiday |
| March 30Monday | Vietnam Veteran Recognition Day | Regional holiday |
| March 31Tuesday | International Transgender Day of Visibility | Observance |
| March 31Tuesday | César Chávez Day | Regional holiday |
| April 1Wednesday | Passover Eve | Religious holiday |
| April 1Wednesday | April Fool's Day | Observance |
| April 2Thursday | Maundy Thursday | Religious holiday |
| April 2Thursday | Passover (first day) | Religious holiday |
| April 2Thursday | World Autism Awareness Day | Observance |
| April 2Thursday | Pascua Florida Day | Regional holiday |
| April 3Friday | Good Friday | Public holiday |
| April 3Friday | State Holiday | Regional holiday |
| April 4Saturday | Holy Saturday | Religious holiday |
| April 4Saturday | United Nations' Mine Awareness Day | Observance |
| April 5Sunday | Easter Sunday | Religious holiday |
| April 5Sunday | International Day of Conscience | Observance |
| April 6Monday | Easter Monday | Religious holiday |
| April 6Monday | International Day of Sport for Development and Peace | Observance |
| April 6Monday | National Tartan Day | Observance |
| April 7Tuesday | United Nations' World Health Day | Observance |
| April 7Tuesday | Day of Remembrance of the Victims of the Rwanda Genocide | Observance |
| April 9Thursday | Last Day of Passover | Religious holiday |
| April 10Friday | Orthodox Good Friday | Religious holiday |
| April 11Saturday | Orthodox Holy Saturday | Religious holiday |
| April 12Sunday | Orthodox Easter | Religious holiday |
| April 12Sunday | International Day of Human Space Flight | Observance |
| April 13Monday | Orthodox Easter Monday | Religious holiday |
| April 13Monday | Thomas Jefferson's Birthday | Observance |
| April 14Tuesday | Yom HaShoah | Religious holiday |
| April 14Tuesday | World Chagas Disease Day | Observance |
| April 14Tuesday | National Library Workers' Day | Observance |
| April 15Wednesday | World Art Day | Observance |
| April 15Wednesday | Tax Day | Observance |
| April 15Wednesday | Father Damien Day | Regional holiday |
| April 16Thursday | Emancipation Day | Regional holiday |
| April 17Friday | Arbor Day | Regional holiday |
| April 18Saturday | International Day for Monuments and Sites | Observance |
| April 20Monday | Patriots' Day | Regional holiday |
| April 20Monday | Chinese Language Day | Observance |
| April 20Monday | Boston Marathon | Observance |
| April 21Tuesday | World Creativity and Innovation Day | Observance |
| April 21Tuesday | San Jacinto Day | Regional holiday |
| April 23Thursday | World Book and Copyright Day | Observance |
| April 23Thursday | International Girls in ICT Day | Observance |
| April 23Thursday | World Spanish Language Day | Observance |
| April 23Thursday | English Language Day | Observance |
| April 23Thursday | Take our Daughters and Sons to Work Day | Observance |
| April 24Friday | Arbor Day | Regional holiday |
| April 24Friday | International Day of Multilateralism and Diplomacy for Peace | Observance |
| April 25Saturday | International Delegates' Day | Observance |
| April 25Saturday | World Malaria Day | Observance |
| April 26Sunday | World Intellectual Property Day | Observance |
| April 26Sunday | International Chernobyl Disaster Remembrance Day | Observance |
| April 26Sunday | Confederate Memorial Day | Public holiday |
| April 27Monday | Arbor Day | Regional holiday |
| April 27Monday | Confederate Memorial Day | Regional holiday |
| April 28Tuesday | World Day for Safety and Health at Work | Observance |
| April 30Thursday | International Jazz Day | Observance |
| May 1Friday | Kentucky Oaks | Observance |
| May 1Friday | Law Day | Observance |
| May 1Friday | Loyalty Day | Observance |
| May 1Friday | Lei Day | Regional holiday |
| May 1Friday | First Day of Military Appreciation Month | Observance |
| May 1Friday | First Day of Asian Pacific American Heritage Month | Observance |
| May 1Friday | First Day of Jewish American Heritage Month | Observance |
| May 2Saturday | World Tuna Day | Observance |
| May 2Saturday | Kentucky Derby | Observance |
| May 2Saturday | National Explosive Ordnance Disposal (EOD) Day | Observance |
| May 3Sunday | World Press Freedom Day | Observance |
| May 3Sunday | International Family Equality Day | Observance |
| May 4Monday | Kent State Shootings Remembrance | Regional holiday |
| May 4Monday | Rhode Island Independence Day | Regional holiday |
| May 5Tuesday | Lag BaOmer | Religious holiday |
| May 5Tuesday | World Portuguese Language Day | Observance |
| May 5Tuesday | Cinco de Mayo | Observance |
| May 5Tuesday | National Teacher Appreciation Day | Observance |
| May 5Tuesday | Primary Election Day | Regional holiday |
| May 6Wednesday | National Nurses Day | Observance |
| May 7Thursday | National Day of Prayer | Observance |
| May 7Thursday | West Virginia Day of Prayer | Regional holiday |
| May 8Friday | Victory in Europe Day | Observance |
| May 8Friday | Truman Day | Holiday |
| May 8Friday | Time of Remembrance and Reconciliation for Those Who Lost Their Lives during the Second World War | Observance |
| May 8Friday | World Ovarian Cancer Day | Observance |
| May 8Friday | World Red Cross and Red Crescent Day | Observance |
| May 8Friday | Native American Day | Regional holiday |
| May 8Friday | Military Spouse Appreciation Day | Observance |
| May 9Saturday | World Migratory Bird Day | Observance |
| May 10Sunday | Mother's Day | Observance |
| May 10Sunday | Confederate Memorial Day | Regional holiday |
| May 10Sunday | International Day of Argania | Observance |
| May 11Monday | Confederate Memorial Day observed | Regional holiday |
| May 12Tuesday | Primary Election Day | Regional holiday |
| May 12Tuesday | International Nurses Day | Observance |
| May 14Thursday | Ascension Day | Religious holiday |
| May 15Friday | International Day of Families | Observance |
| May 15Friday | Peace Officers Memorial Day | Observance |
| May 15Friday | National Defense Transportation Day | Observance |
| May 16Saturday | Armed Forces Day | Observance |
| May 16Saturday | International Day of Living Together in Peace | Observance |
| May 16Saturday | International Day of Light | Observance |
| May 16Saturday | Public Lands Day | Regional holiday |
| May 16Saturday | Preakness Stakes | Observance |
| May 17Sunday | World Telecommunication and Information Society Day | Observance |
| May 20Wednesday | World Bee Day | Observance |
| May 20Wednesday | World Autoimmune / Autoinflammatory Arthritis Day | Observance |
| May 20Wednesday | Emergency Medical Services for Children Day | Observance |
| May 21Thursday | World Day for Cultural Diversity for Dialogue and Development | Observance |
| May 21Thursday | International Tea Day | Observance |
| May 22Friday | Shavuot | Religious holiday |
| May 22Friday | International Day for Biological Diversity | Observance |
| May 22Friday | National Maritime Day | Observance |
| May 22Friday | Harvey Milk Day | Regional holiday |
| May 23Saturday | International Day to End Obstetric Fistula | Observance |
| May 24Sunday | Pentecost | Religious holiday |
| May 25Monday | Memorial Day | Public holiday |
| May 25Monday | Pentecost Monday | Religious holiday |
| May 25Monday | African Liberation Day | Observance |
| May 25Monday | Jefferson Davis' Birthday | Regional holiday |
| May 25Monday | National Missing Children's Day | Observance |
| May 27Wednesday | Eid al-Adha | Religious holiday |
| May 29Friday | International Day of United Nations Peacekeepers | Observance |
| May 31Sunday | Trinity Sunday | Religious holiday |
| May 31Sunday | World No Tobacco Day | Observance |
| June 1Monday | Statehood Day | Regional holiday |
| June 1Monday | Jefferson Davis' Birthday | Regional holiday |
| June 1Monday | Global Day of Parents | Observance |
| June 1Monday | First Day of Pride Month | Observance |
| June 1Monday | First Day of Caribbean-American Heritage Month | Observance |
| June 3Wednesday | Jefferson Davis' Birthday | Regional holiday |
| June 3Wednesday | World Bicycle Day | Observance |
| June 4Thursday | Corpus Christi | Religious holiday |
| June 4Thursday | International Day of Innocent Children Victims of Aggression | Observance |
| June 5Friday | World Environment Day | Observance |
| June 5Friday | International Day for the Fight against Illegal, Unreported and Unregulated Fishing | Observance |
| June 6Saturday | Day of the Russian Language | Observance |
| June 6Saturday | D-Day | Observance |
| June 6Saturday | Belmont Stakes | Observance |
| June 7Sunday | Native American Day | Regional holiday |
| June 7Sunday | World Food Safety Day | Observance |
| June 8Monday | World Oceans Day | Observance |
| June 12Friday | World Day Against Child Labour | Observance |
| June 12Friday | Loving Day | Observance |
| June 14Sunday | Flag Day | Observance |
| June 14Sunday | World Blood Donor Day | Observance |
| June 14Sunday | Army Birthday | Observance |
| June 15Monday | World Elder Abuse Awareness Day | Observance |
| June 15Monday | Juneteenth Freedom Day (substitute) | Regional holiday |
| June 16Tuesday | International Day of Family Remittances | Observance |
| June 17Wednesday | Muharram | Religious holiday |
| June 17Wednesday | World Day to Combat Desertification and Drought | Observance |
| June 17Wednesday | Bunker Hill Day | Regional holiday |
| June 18Thursday | Sustainable Gastronomy Day | Observance |
| June 19Friday | Emancipation Day | Regional holiday |
| June 19Friday | Juneteenth Freedom Day | Regional holiday |
| June 19Friday | Juneteenth National Independence Day | Public holiday |
| June 19Friday | International Day for the Elimination of Sexual Violence in Conflict | Observance |
| June 19Friday | Juneteenth | Public holiday |
| June 19Friday | Juneteenth Day | Regional holiday |
| June 19Friday | Juneteenth National Freedom Day | Regional holiday |
| June 19Friday | Juneteenth Independence Day | Regional holiday |
| June 19Friday | National Juneteenth Freedom Day | Regional holiday |
| June 19Friday | Juneteenth Celebration of Freedom Day | Regional holiday |
| June 20Saturday | Juneteenth | Regional holiday |
| June 20Saturday | Juneteenth Day | Regional holiday |
| June 20Saturday | Juneteenth National Freedom Day | Regional holiday |
| June 20Saturday | World Refugee Day | Observance |
| June 20Saturday | West Virginia Day | Regional holiday |
| June 20Saturday | American Eagle Day | Observance |
| June 21Sunday | Father's Day | Public holiday |
| June 21Sunday | June Solstice | Observance |
| June 21Sunday | International Day of Yoga | Observance |
| June 21Sunday | International Day of the Celebration of the Solstice | Observance |
| June 23Tuesday | Public Service Day | Observance |
| June 23Tuesday | International Widows' Day | Observance |
| June 25Thursday | Day of the Seafarer | Observance |
| June 26Friday | Ashura | Religious holiday |
| June 26Friday | International Day Against Drug Abuse and Illicit Trafficking | Observance |
| June 26Friday | International Day in Support of Victims of Torture | Observance |
| June 27Saturday | Micro-, Small and Medium-sized Enterprises Day | Observance |
| June 28Sunday | Carolina Day | Regional holiday |
| June 29Monday | International Day of the Tropics | Observance |
| June 30Tuesday | International Asteroid Day | Observance |
| June 30Tuesday | International Day of Parliamentarism | Observance |
| July 3Friday | Independence Day | Public holiday |
| July 4Saturday | Independence Day | Public holiday |
| July 4Saturday | International Day of Cooperatives | Observance |
| July 11Saturday | World Population Day | Observance |
| July 13Monday | Nathan Bedford Forrest Day | Regional holiday |
| July 14Tuesday | Bastille Day | Observance |
| July 15Wednesday | World Youth Skills Day | Observance |
| July 16Thursday | Rural Transit Day | Observance |
| July 18Saturday | Nelson Mandela Day | Observance |
| July 20Monday | International Chess Day | Observance |
| July 23Thursday | Tisha B'Av | Religious holiday |
| July 24Friday | Pioneer Day | Regional holiday |
| July 25Saturday | World Drowning Prevention Day | Observance |
| July 26Sunday | Parents' Day | Observance |
| July 27Monday | Korean War Veteran Recognition Day | Regional holiday |
| July 27Monday | National Korean War Veterans Armistice Day | Observance |
| July 28Tuesday | World Hepatitis Day | Observance |
| July 30Thursday | International Day of Friendship | Observance |
| July 30Thursday | World Day Against Trafficking in Persons | Observance |
| August 1Saturday | Colorado Day | Regional holiday |
| August 2Sunday | American Family Day | Regional holiday |
| August 4Tuesday | Coast Guard Birthday | Observance |
| August 4Tuesday | Barack Obama Day | Observance |
| August 7Friday | Purple Heart Day | Observance |
| August 9Sunday | International Day of the World's Indigenous People | Observance |
| August 10Monday | Victory Day | Regional holiday |
| August 15Saturday | Assumption of Mary | Religious holiday |
| August 16Sunday | National Navajo Code Talkers Day | Regional holiday |
| August 16Sunday | Bennington Battle Day | Regional holiday |
| August 16Sunday | National Senior Citizens Day | Observance |
| August 17Monday | Bennington Battle Day observed | Regional holiday |
| August 19Wednesday | World Humanitarian Day | Observance |
| August 19Wednesday | National Aviation Day | Observance |
| August 21Friday | International Day of Remembrance and Tribute to the Victims of Terrorism | Observance |
| August 21Friday | Hawaii Statehood Day | Regional holiday |
| August 23Sunday | International Day for the Remembrance of the Slave Trade and its Abolition | Observance |
| August 26Wednesday | The Prophet's Birthday | Religious holiday |
| August 26Wednesday | Susan B. Anthony Day | Regional holiday |
| August 26Wednesday | Women's Equality Day | Observance |
| August 27Thursday | Raksha Bandhan | Religious holiday |
| August 27Thursday | Lyndon Baines Johnson Day | Regional holiday |
| August 29Saturday | International Day against Nuclear Tests | Observance |
| August 30Sunday | International Day of the Victims of Enforced Disappearances | Observance |
| August 31Monday | International Day for People of African Descent | Observance |
| August 31Monday | International Overdose Awareness Day | Observance |
| September 4Friday | Janmashtami | Religious holiday |
| September 4Friday | World Sexual Health Day | Observance |
| September 7Monday | Labour DayLabor Day | Public holiday |
| September 7Monday | Labor Day | Public holiday |
| September 7Monday | International Day of Clean Air for Blue Skies | Observance |
| September 7Monday | Still's Disease Awareness Day | Observance |
| September 8Tuesday | International Literacy Day | Observance |
| September 10Thursday | World Suicide Prevention Day | Observance |
| September 11Friday | First Responders Day | Public holiday |
| September 11Friday | Patriot Day | Observance |
| September 13Sunday | International Programmers' Day | Observance |
| September 13Sunday | National Grandparents Day | Observance |
| September 13Sunday | Constitution Commemoration Day | Regional holiday |
| September 14Monday | Ganesh Chaturthi | Religious holiday |
| September 15Tuesday | International Day of Democracy | Observance |
| September 15Tuesday | First Day of National Hispanic Heritage Month | Observance |
| September 16Wednesday | International Day for the Preservation of the Ozone Layer | Observance |
| September 17Thursday | World Patient Safety Day | Observance |
| September 17Thursday | Constitution Day and Citizenship Day | Observance |
| September 18Friday | International Equal Pay Day | Observance |
| September 18Friday | Air Force Birthday | Observance |
| September 18Friday | National POW/MIA Recognition Day | Observance |
| September 21Monday | Yom Kippur | Religious holiday |
| September 21Monday | International Day of Peace | Observance |
| September 22Tuesday | Emancipation Day | Regional holiday |
| September 22Tuesday | September Equinox | Observance |
| September 23Wednesday | International Day of Sign Languages | Observance |
| September 23Wednesday | International Celebrate Bisexuality Day | Observance |
| September 24Thursday | World Maritime Day | Observance |
| September 25Friday | Native American Day | Regional holiday |
| September 25Friday | American Indian Heritage Day | Regional holiday |
| September 25Friday | Michigan Indian Day | Regional holiday |
| September 26Saturday | Public Lands Day | Regional holiday |
| September 26Saturday | First Day of Sukkot | Religious holiday |
| September 26Saturday | International Day for the Total Elimination of Nuclear Weapons | Observance |
| September 26Saturday | National Public Lands Day | Observance |
| September 27Sunday | World Tourism Day | Observance |
| September 27Sunday | Gold Star Mother's Day | Observance |
| September 28Monday | International Day for Universal Access to Information | Observance |
| September 28Monday | World Rabies Day | Observance |
| September 28Monday | American Indian Day | Regional holiday |
| September 29Tuesday | International Day of Awareness of Food Loss and Waste | Observance |
| September 29Tuesday | World Heart Day | Observance |
| September 30Wednesday | International Translation Day | Observance |
| October 1Thursday | International Day of Older Persons | Observance |
| October 1Thursday | World Vegetarian Day | Observance |
| October 2Friday | Last Day of Sukkot | Religious holiday |
| October 2Friday | International Day of Non-Violence | Observance |
| October 3Saturday | Shmini Atzeret | Religious holiday |
| October 4Sunday | Feast of St Francis of Assisi | Religious holiday |
| October 4Sunday | Simchat Torah | Religious holiday |
| October 5Monday | World Teachers' Day | Observance |
| October 5Monday | World Habitat Day | Observance |
| October 5Monday | Frances Xavier Cabrini Day | Regional holiday |
| October 5Monday | Child Health Day | Observance |
| October 6Tuesday | World Cerebral Palsy Day | Observance |
| October 6Tuesday | German American Day | Observance |
| October 8Thursday | World Sight Day | Observance |
| October 9Friday | World Post Day | Observance |
| October 9Friday | Leif Erikson Day | Observance |
| October 10Saturday | Robert E. Lee's Birthday | Regional holiday |
| October 10Saturday | World Migratory Bird Day | Observance |
| October 10Saturday | World Mental Health Day | Observance |
| October 11Sunday | Casimir Pulaski Day | Regional holiday |
| October 11Sunday | Navratri | Religious holiday |
| October 11Sunday | International Day of the Girl Child | Observance |
| October 11Sunday | Anniversary of Death of General Pulaski | Regional holiday |
| October 12Monday | Native American Day | Regional holiday |
| October 12Monday | Indigenous Peoples' Day | Public holiday |
| October 12Monday | American Indian Heritage Day | Regional holiday |
| October 12Monday | Columbus Day | Public holiday |
| October 12Monday | Fraternal Day | Regional holiday |
| October 12Monday | Yorktown Victory Day | Regional holiday |
| October 12Monday | Discoverers' Day | Regional holiday |
| October 13Tuesday | Navy Birthday | Observance |
| October 14Wednesday | International Day for Natural Disaster Reduction | Observance |
| October 15Thursday | International Day of Rural Women | Observance |
| October 15Thursday | White Cane Safety Day | Observance |
| October 16Friday | World Food Day | Observance |
| October 16Friday | Boss's Day | Observance |
| October 17Saturday | International Day for the Eradication of Poverty | Observance |
| October 17Saturday | Sweetest Day | Observance |
| October 19Monday | Alaska Day observed | Regional holiday |
| October 20Tuesday | Dussehra | Religious holiday |
| October 24Saturday | United Nations Day | Observance |
| October 24Saturday | World Development Information Day | Observance |
| October 27Tuesday | World Day for Audiovisual Heritage | Observance |
| October 29Thursday | World Stroke Day | Observance |
| October 31Saturday | Halloween | Observance |
| October 31Saturday | World Cities Day | Observance |
| November 1Sunday | Daylight Saving Time ends | Other |
| November 1Sunday | All Saints' Day | Religious holiday |
| November 1Sunday | World Vegan Day | Observance |
| November 1Sunday | First Day of Native American Heritage Month | Observance |
| November 1Sunday | New York City Marathon | Observance |
| November 2Monday | All Souls' Day | Religious holiday |
| November 2Monday | International Day to End Impunity for Crimes against Journalists | Observance |
| November 3Tuesday | Election Day | Observance |
| November 3Tuesday | Susan B. Anthony Day | Regional holiday |
| November 5Thursday | World Tsunami Awareness Day | Observance |
| November 5Thursday | Return Day | Regional holiday |
| November 6Friday | International Day for Preventing the Exploitation of the Environment in War and Armed Conflict | Observance |
| November 8Sunday | Diwali/Deepavali | Regional holiday |
| November 9Monday | Barack Obama Day | Regional holiday |
| November 10Tuesday | World Science Day for Peace and Development | Observance |
| November 10Tuesday | Marine Corps Birthday | Observance |
| November 11Wednesday | Veterans Day | Public holiday |
| November 11Wednesday | Veterans' Day/Armistice Day | Regional holiday |
| November 12Thursday | World Pneumonia Day | Observance |
| November 13Friday | Friday the 13th | Observance |
| November 15Sunday | World Day of Remembrance for Road Traffic Victims | Observance |
| November 16Monday | International Day for Tolerance | Observance |
| November 17Tuesday | World Prematurity Day | Observance |
| November 19Thursday | George Rogers Clark Day | Regional holiday |
| November 19Thursday | World Philosophy Day | Observance |
| November 19Thursday | World Toilet Day | Observance |
| November 19Thursday | International Men's Day | Observance |
| November 20Friday | Universal Children's Day | Observance |
| November 20Friday | Africa Industrialization Day | Observance |
| November 20Friday | Transgender Day of Remembrance | Observance |
| November 20Friday | Fake Friday | Observance |
| November 21Saturday | World Television Day | Observance |
| November 25Wednesday | International Day for the Elimination of Violence against Women | Observance |
| November 26Thursday | Thanksgiving Day | Public holiday |
| November 27Friday | Family Day | Regional holiday |
| November 27Friday | Presidents' Day (Observed) | Regional holiday |
| November 27Friday | State Holiday | Regional holiday |
| November 27Friday | American Indian Heritage Day | Regional holiday |
| November 27Friday | Lincoln's Birthday/Lincoln's Day | Regional holiday |
| November 27Friday | Day After Thanksgiving | Regional holiday |
| November 27Friday | Acadian Day | Regional holiday |
| November 27Friday | Black Friday | Observance |
| November 27Friday | Native American Heritage Day | Regional holiday |
| November 29Sunday | First Sunday of Advent | Religious holiday |
| November 29Sunday | International Day of Solidarity with the Palestinian People | Observance |
| November 29Sunday | Nellie Tayloe Ross' Birthday | Regional holiday |
| November 30Monday | Day of Remembrance for all Victims of Chemical Warfare | Observance |
| November 30Monday | Cyber Monday | Observance |
| December 1Tuesday | Rosa Parks Day | Regional holiday |
| December 1Tuesday | World AIDS Day | Observance |
| December 1Tuesday | GivingTuesday | Observance |
| December 4Friday | International Day of Banks | Observance |
| December 5Saturday | Chanukah/Hanukkah (first day) | Religious holiday |
| December 5Saturday | International Volunteer Day for Economic and Social Development | Observance |
| December 5Saturday | World Soil Day | Observance |
| December 6Sunday | St Nicholas Day | Observance |
| December 8Tuesday | Feast of the Immaculate Conception | Religious holiday |
| December 9Wednesday | International Anti-Corruption Day | Observance |
| December 9Wednesday | World Genocide Commemoration Day | Observance |
| December 10Thursday | Human Rights Day | Observance |
| December 10Thursday | Wyoming Day | Regional holiday |
| December 11Friday | International Mountain Day | Observance |
| December 12Saturday | Last Day of Chanukah | Religious holiday |
| December 12Saturday | International Day of Neutrality | Observance |
| December 12Saturday | Universal Health Coverage Day | Observance |
| December 12Saturday | Feast of Our Lady of Guadalupe | Religious holiday |
| December 13Sunday | National Guard Birthday | Observance |
| December 17Thursday | Pan American Aviation Day | Observance |
| December 17Thursday | Wright Brothers Day | Observance |
| December 18Friday | International Migrants Day | Observance |
| December 18Friday | Arabic Language Day | Observance |
| December 21Monday | December Solstice | Observance |
| December 24Thursday | Christmas Eve | Regional holiday |
| December 24Thursday | Washington's Birthday | Regional holiday |
| December 25Friday | Christmas Day | Public holiday |
| December 26Saturday | Kwanzaa (first day) | Observance |
| December 26Saturday | Day After Christmas Day | Regional holiday |
| December 27Sunday | International Day of Epidemic Preparedness | Observance |
| December 28Monday | Christmas Holiday | Regional holiday |
| December 31Thursday | New Year's Eve | Regional holiday |