Information about legal national holidays across the globe.
Islamic holidays depend on the sighting of the moon: dates not yet announced are estimates and may move by a day.
Weekend holidays are displayed in gray.
| 2027 Day | Public Holiday |
| Friday, January 01 | New Year's Day |
| Tuesday, January 12 | Zanzibar Revolution Day |
| Wednesday, March 10 | Eid al-Fitr |
| Thursday, March 11 | Eid al-Fitr (second day) |
| Friday, March 26 | Good Friday |
| Monday, March 29 | Easter Monday |
| Wednesday, April 07 | Sheikh Abeid Amani Karume Day |
| Monday, April 26 | Union Day |
| Saturday, May 01 | International Workers' Day |
| Monday, May 17 | Eid al-Adha |
| Wednesday, July 07 | Saba Saba Day |
| Sunday, August 08 | Nane Nane Day |
| Sunday, August 15 | Prophet's Birthday |
| Thursday, October 14 | Mwalimu Nyerere Day |
| Thursday, December 09 | Independence and Republic Day |
| Saturday, December 25 | Christmas Day |
| Sunday, December 26 | Boxing Day |