September holidays & observances
60 dated occasions fall in September. Each links to a dedicated card page with five printable verses.
September sits in the part of the year when calendars start to fill up — not just with the well-known holidays, but with the smaller observances that often go unmarked. The list below covers every September-dated occasion in CardVerse, from major faith holidays and national days to lesser-known awareness days and cultural festivals. If you’re planning ahead, this is the page to bookmark.
For non-dated occasions in this season — birthdays, sympathies, friendship cards, get-wells — head to the categories index or the complete alphabetical list.
- National & Civic Holiday Cards
Agricultural Reform Day
public holiday in São Tomé and Príncipe commemorating the nationalization of the swiddens (slash-and-burn agricultural land) in 1975
September 30 - National & Civic Holiday Cards
al-Fateh Revolution Day
former public holiday in Libya
September 1 - Cultural & Heritage Cards
Battle of Boquerón Day
public holiday in Paraguay commemorating one the most important battles of the Chaco War
September 29 - Cultural & Heritage Cards
Birthday of Crown Prince Tupoutoʻa ʻUlukalala
public holiday in Tonga
September 17 - National & Civic Holiday Cards
Bonaire Flag Day
public holiday in Bonaire, the Netherlands
September 6 - National & Civic Holiday Cards
Chilean National Festivities
Chilean national holiday, in commeration of the First National Government
September 18 - Cultural & Heritage Cards
Cochabamba Day
public holiday in Cochabamba, Bolivia
September 14 - National & Civic Holiday Cards
Czech Statehood Day
independence day and public holiday
September 28 - National & Civic Holiday Cards
Day of National Liberation
former public holiday in Chile commemorating the 1973 coup d'état
September 11 - Cultural & Heritage Cards
Day of Our Lady of the Seven Sorrows
public holiday in Slovakia
September 15 - National & Civic Holiday Cards
Day of the Constitution of the Slovak Republic
public holiday in the Slovak Republic
September 1 - National & Civic Holiday Cards
Day of the Foundation of the Republic
annual observance in North Korea, held on 9 September, marking the foundation of the Democratic People’s Republic of Korea on 9th September …
September 9 - National & Civic Holiday Cards
Day of the People's Uprising of 9 September
former public holiday in the People's Republic of Bulgaria
September 9 - Cultural & Heritage Cards
Dessalines' Day
public holiday in Haiti commemorating the birth of Dessalines
September 20 - World Observances
Día de Ceuta
Ceuta Day
September 2 - Religious Holiday Cards
Feast of Our Lady of Coromoto
public holiday in Venezuela
second Monday in September - Religious Holiday Cards
Feast of Saint Marinus and the Republic
public holiday in San Marino
September 3 - Religious Holiday Cards
Feast of San Marino and the Republic
national holiday of San Marino on September 3, celebrating the origin of the Republic in 301
September 3 - Cultural & Heritage Cards
Federal Day of Thanksgiving, Repentance and Prayer
holiday
third Sunday in September - Cultural & Heritage Cards
French Community Holiday
Holiday of the French Community of Belgium
September 27 - Cultural & Heritage Cards
Grandma Moses Day
New York State holiday
September 7 - Cultural & Heritage Cards
Heritage Day
public holiday in South Africa on 24 September to celebrate culture and heritage
September 24 - Religious Holiday Cards
Heroes' Martyrdom Day
public holiday in Haryana, India
September 23 - Cultural & Heritage Cards
Jeûne genevois
public holiday in Switzerland
Thursday after first Sunday in September - National & Civic Holiday Cards
Kwame Nkrumah Memorial Day
public holiday in Ghana, birthday of the first prime minister (1957-1960) and first president (1960-1966) of Ghana, Kwame Nkrumah
September 21 - World Observances
La Mercè
Barcelona's annual festival
September 24 - Cultural & Heritage Cards
Labor Day
public holiday in the United States
first Monday in September - Cultural & Heritage Cards
Maharaja Hari Singh Ji's Birthday
public holiday in Jammu and Kashmir, India
September 23 - Cultural & Heritage Cards
Malaysia Day
annual holiday in Malaysia, 16 September, to commemorate the establishment of the Malaysian federation on the same date in 1963
September 16 - National & Civic Holiday Cards
Mali Independence Day
Mali holiday held on September 22nd to mark independence from France
September 22 - Cultural & Heritage Cards
Manit Day
public holiday in the Marshall Islands commemorating Marshallese culture and heritage
last Friday in September - World Observances
Melilla Day
A meaningful occasion celebrated around the world.
September 17 - Cultural & Heritage Cards
Meritxell Day
public holiday in Andorra
September 8 - World Observances
Mykolaiv City Day
A meaningful occasion celebrated around the world.
second Saturday in September - National & Civic Holiday Cards
National Day of Catalonia
public national holiday in Catalonia
September 11 - National & Civic Holiday Cards
National Day of Prayer
public holiday in Antigua and Barbuda
second Thursday in September - Religious Holiday Cards
National Heroes Day
public holiday in Saint Kitts and Nevis
September 16 - Cultural & Heritage Cards
New Caledonia Day
public holiday in New Caledonia
September 24 - National & Civic Holiday Cards
Orange Shirt Day
Canadian holiday - National day of remembrance on September 30th for the victims of the Canadian Indian residential school system
September 30 - National & Civic Holiday Cards
Patriot Day
United States public holiday commemorating the September 11 attacks on the United States
September 11 - National & Civic Holiday Cards
Pohnpei Liberation Day
public holiday in Pohnpei, Federated States of Micronesia, commemorating the liberation of Pohnpei from Japanese occupation
September 11 - Cultural & Heritage Cards
Respect for the Aged Day
public holiday in Japan
third Monday in September - World Observances
Rupertikirtag
Annual observance in Salzburg, Austria
September 24 - Religious Holiday Cards
Saint George's Caye Day
public holiday in Belize
September 10 - Religious Holiday Cards
Saint Nicholas of Flüe Day
public holiday in Obwalden, Switzerland
September 25 - Cultural & Heritage Cards
San Jacinto Day
public holiday in Nicaragua commemorating the Battle of San Jacinto (1856)
September 14 - Cultural & Heritage Cards
Sanma Day
public holiday in Sanma, Vanuatu
September 24 - Cultural & Heritage Cards
Santa Cruz Day
public holiday in Santa Cruz, Bolivia
September 24 - National & Civic Holiday Cards
Saudi National Day
public holiday in Saudi Arabia commemorating the Unification of Saudi Arabia
September 23 - Cultural & Heritage Cards
Sir Hammer DeRoburt Day
special public holiday in Nauru
September 25 - Cultural & Heritage Cards
Slovenian Sports Day
public holiday in Slovenia
September 23 - Cultural & Heritage Cards
South Canterbury Provincial Anniversary Day
public holiday in South Canterbury, New Zealand
September 25 - Cultural & Heritage Cards
Sree Narayana Guru Samadhi Day
public holiday in Kerala, India
September 20 - Cultural & Heritage Cards
Sultan of Kelantan's Birthday
public holiday in Kelantan, Malaysia
September 30 - National & Civic Holiday Cards
Teachers' Day
public holiday in the Republic of China
September 28 - Cultural & Heritage Cards
Tokehega Day
public holiday in Tokelau
September 3 - Cultural & Heritage Cards
Toothfish Day
Annual public holiday celebrated in the British Overseas Territory of South Georgia and the South Sandwich Islands
September 4 - Cultural & Heritage Cards
Umhlanga Day
public holiday in eSwatini dedicated to Umhlanga, the traditional reed dance
September 4 - National & Civic Holiday Cards
Unification Day
public holiday in Bulgaria
September 6 - Cultural & Heritage Cards
Victory over Japan Day
public holiday in China
September 3
Cultural deep-dives for September
Editorial guides for the major festivals that fall in September — each covering origin, native-language greetings, design tips and reference reading.