Day Guide for Tuesday September 15th 2026

This is our day guide for Tuesday September 15th 2026 which shows you at a glance what's happening around the world on day 258 of 2026.

Holidays on September 15th 2026

Costa Rica: Independence Day. Local celebrations, national pride and a spirit of community mark Costa Rica’s Independence Day. One of the year’s most important holidays, Costa Rica celebrates its freedom from colonial Spain with peaceful festivities and historic traditions.
El Salvador: Independence Day. Celebrates independence from Spain, achieved in 1821
Guatemala: Independence Day. Commemorates independence of the Central American provinces from Spanish rule in 1821
Honduras: Independence Day. Commemorates the independence of the Central American provinces from Spanish rule in 1821

Regional

India (regional): Ganesh Chaturthi Holiday. Goa observes a second public holiday for Ganesha Chaturthi; the day when all Hindus celebrate Lord Ganesh

Regional

India (regional): Samvatsari. The last day of Paryushana, the most important holy event of the year for Jains.

Regional

India (regional): Nuakhai. Nuakhai is an agricultural festival observed by people of western Odisha to welcome the new rice of the season
Nicaragua: Independence Day. Commemorates independence of the Central American provinces from Spanish rule in 1821
Slovakia: Day of Our Lady of Sorrows. In 1727, Pope Benedict XIII declared Our Lady of Sorrows to be respected by the Church and its members as a Patron of Slovakia and later in 1966 was declared by Pope Paul VI as the main Patron.
Zimbabwe: Munhumutapa Day. Honours the pre-colonial ruler Munhumutapa and President Mnangagwa's vision of national development.

September 14th 2026 | Go to Today | Holidays for 2026 are not available yet

Observances on September 15th 2026

  • USA: Google.com Day
  • USA: Greenpeace Day
  • United Nations: International Day of Democracy 
  • USA: International Dot Day
  • USA: National Creme de Menthe Day
  • USA: National Double Cheeseburger Day
  • USA: National Felt Hat Day
  • USA: National Linguine Day
  • Slovenia: Return of Primorska to the Motherland
  • Serbia: Serbian Unity, Freedom and National Flag Day
  • International: World Afro Day
  • USA: Hispanic Heritage Month
  • USA: National Online Learning Day

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