Holiday calendar
28 days in September 2027 have a national public holiday somewhere, across 74 countries and territories.
← August 2027 · October 2027 →
| Date | ISO week | Holiday | Where |
|---|---|---|---|
| Wednesday 1 September 2027 | 2027-W35 | Independence Day | Uzbekistan |
| Revolution Day | Eritrea | ||
| Thursday 2 September 2027 | 2027-W35 | National Day | Vietnam |
| The Day Maldives Embraced Islam | Maldives | ||
| Friday 3 September 2027 | 2027-W35 | Dri-jerbal Day | Marshall Islands |
| National Day | Vietnam | ||
| Saint Marinus' Day, Anniversary of the Founding of the Republic | San Marino | ||
| Tokehega Day | Tokelau | ||
| Saturday 4 September 2027 | 2027-W35 | Ganesh Chaturthi | Mauritius |
| Sunday 5 September 2027 | 2027-W35 | Mother Teresa Canonization Day | Albania |
| Monday 6 September 2027 | 2027-W36 | Labor Day | American Samoa, Bermuda, Canada, Guam, Northern Mariana Islands, Palau, Puerto Rico, United States, US Minor Outlying Islands, US Virgin Islands |
| Armed Forces Day | São Tomé & Príncipe | ||
| Independence Day | Eswatini | ||
| Mother Teresa Canonization Day | Albania | ||
| Unification Day | Bulgaria | ||
| Tuesday 7 September 2027 | 2027-W36 | Independence Day | Brazil |
| Victory Day | Mozambique | ||
| Wednesday 8 September 2027 | 2027-W36 | Feast of Our Lady of Victories | Malta |
| Independence Day | North Macedonia | ||
| Nativity of Mary | Liechtenstein | ||
| Our Lady of Meritxell | Andorra | ||
| Thursday 9 September 2027 | 2027-W36 | Founding Day of the DPRK | North Korea |
| Independence Day | Tajikistan | ||
| Friday 10 September 2027 | 2027-W36 | Day of the Namibian Women and International Human Rights Day | Namibia |
| Gibraltar National Day | Gibraltar | ||
| Saint George's Caye Day | Belize | ||
| Sunday 12 September 2027 | 2027-W36 | Ethiopian New Year | Eritrea, Ethiopia |
| Tuesday 14 September 2027 | 2027-W37 | Battle of San Jacinto Day | Nicaragua |
| The day preceding Chuseok | South Korea | ||
| Wednesday 15 September 2027 | 2027-W37 | Independence Day | Costa Rica, El Salvador, Guatemala, Honduras, Nicaragua |
| Chuseok | North Korea, South Korea | ||
| Mid-Autumn Festival | China, Taiwan | ||
| Day of Our Lady of the Seven Sorrows | Slovakia | ||
| Thursday 16 September 2027 | 2027-W37 | Independence Day | Mexico, Papua New Guinea |
| The Day following Mid-Autumn Festival | Hong Kong, Macau | ||
| Malaysia Day | Malaysia | ||
| Martyrs' Day | Libya | ||
| National Heroes Day | St Kitts & Nevis | ||
| The second day of Chuseok | South Korea | ||
| Friday 17 September 2027 | 2027-W37 | Birthday of the Heir to the Crown of Tonga | Tonga |
| Name Day of the Holy Father | Vatican City | ||
| National Heroes' Day | Angola | ||
| National Holiday | Chile | ||
| Saturday 18 September 2027 | 2027-W37 | Independence Day | Chile |
| Sunday 19 September 2027 | 2027-W37 | Army Day | Chile |
| Constitution Day | Nepal | ||
| Independence Day | St Kitts & Nevis | ||
| Monday 20 September 2027 | 2027-W38 | Independence Day | St Kitts & Nevis |
| Respect for the Aged Day | Japan | ||
| Tuesday 21 September 2027 | 2027-W38 | Independence Day | Armenia, Belize, Malta |
| Founder's Day | Ghana | ||
| Wednesday 22 September 2027 | 2027-W38 | Independence Day | Bulgaria |
| National Day of the Republic of Mali | Mali | ||
| Thursday 23 September 2027 | 2027-W38 | Autumnal Equinox Day | Japan |
| National Day Holiday | Saudi Arabia | ||
| Friday 24 September 2027 | 2027-W38 | Blessed Rainy Day | Bhutan |
| Citizenship Day | New Caledonia | ||
| Constitution Day | Cambodia | ||
| Heritage Day | South Africa | ||
| Independence Day | Guinea-Bissau | ||
| Manit Day | Marshall Islands | ||
| National Youth Day | Turks & Caicos | ||
| Our Lady of Mercedes Day | Dominican Republic | ||
| Republic Day | Trinidad & Tobago | ||
| Saturday 25 September 2027 | 2027-W38 | Armed Forces Day | Mozambique |
| Sir Hammer DeRoburt Day | Nauru | ||
| Sunday 26 September 2027 | 2027-W38 | Revolution Day | Yemen |
| Monday 27 September 2027 | 2027-W39 | Independence Day | Turkmenistan |
| Sir Hammer DeRoburt Day | Nauru | ||
| Tuesday 28 September 2027 | 2027-W39 | Confucius' Birthday | Taiwan |
| Finding of the True Cross | Eritrea | ||
| Finding of True Cross | Ethiopia | ||
| Statehood Day | Czechia | ||
| Wednesday 29 September 2027 | 2027-W39 | Boqueron Battle Day | Paraguay |
| Pchum Ben Day | Cambodia | ||
| Thursday 30 September 2027 | 2027-W39 | Agricultural Reform Day | São Tomé & Príncipe |
| Botswana Day | Botswana | ||
| Ghatasthapana | Nepal | ||
| Pchum Ben Day | Cambodia |
← August 2027 · October 2027 →
National public holidays only: regional ones are not included. This month as JSON, or every country and month.