| Date | Holiday |
|---|---|
| 2027-01-01 | New Year's Day |
| 2027-01-02 | Zanzibar Revolution Day |
| 2027-03-09 | End of Ramadan (Eid al-Fitr) |
| 2027-03-26 | Good Friday |
| 2027-03-29 | Easter Monday |
| 2027-04-07 | Karume Day |
| 2027-04-26 | Union Day |
| 2027-05-01 | Labour Day |
| 2027-05-16 | Feast of the Sacrifice (Eid al-Adha) |
| 2027-07-07 | Saba Saba Day |
| 2027-08-08 | Nane Nane Day |
| 2027-08-14 | Maulid Day |
| 2027-10-14 | Nyerere Day |
| 2027-12-09 | Independence Day |
| 2027-12-25 | Christmas Day |
| 2027-12-26 | Christmas Day |