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.
| 2013 Day | Public Holiday |
| Tuesday, January 01 | New Year's Day |
| Saturday, January 12 | Zanzibar Revolution Day |
| Monday, January 14 | Zanzibar Revolution Day (observed) |
| Thursday, January 24 | Prophet's Birthday |
| Friday, March 29 | Good Friday |
| Monday, April 01 | Easter Monday |
| Sunday, April 07 | Sheikh Abeid Amani Karume Day |
| Monday, April 08 | Sheikh Abeid Amani Karume Day (observed) |
| Friday, April 26 | Union Day |
| Wednesday, May 01 | International Workers' Day |
| Sunday, July 07 | Saba Saba Day |
| Monday, July 08 | Saba Saba Day (observed) |
| Thursday, August 08 | Nane Nane Day |
| Thursday, August 08 | Eid al-Fitr |
| Friday, August 09 | Eid al-Fitr (second day) |
| Monday, October 14 | Mwalimu Nyerere Day |
| Tuesday, October 15 | Eid al-Adha |
| Monday, December 09 | Independence and Republic Day |
| Wednesday, December 25 | Christmas Day |
| Thursday, December 26 | Boxing Day |