| 1 Jan, 2026 (Thu) | New Year's Day | National Holiday |
| 14 Feb, 2026 (Sat) | Valentine's Day | Observance |
| 17 Feb, 2026 (Tue) | Carnival / Shrove Tuesday / Pancake Day | Optional Holiday |
| 19 Mar, 2026 (Thu) | St. Joseph's Day | District Holiday |
| 19 Mar, 2026 (Thu) | Father’s Day | Observance |
| 20 Mar, 2026 (Fri) | March Equinox | Season |
| 29 Mar, 2026 (Sun) | Daylight Saving Time starts | Clock Change/Daylight Saving Time |
| 3 Apr, 2026 (Fri) | Good Friday | National Holiday |
| 5 Apr, 2026 (Sun) | Easter Sunday | National Holiday |
| 25 Apr, 2026 (Sat) | Liberty Day | National Holiday |
| 1 May, 2026 (Fri) | Labor Day | National Holiday |
| 3 May, 2026 (Sun) | Mother’s Day | Observance |
| 12 May, 2026 (Tue) | St. Joana's Day | District Holiday |
| 14 May, 2026 (Thu) | Ascension Day | District Holiday |
| 22 May, 2026 (Fri) | Leiria Day | District Holiday |
| 23 May, 2026 (Sat) | Portalegre Day | District Holiday |
| 25 May, 2026 (Mon) | Azores Day | Regional Holiday |
| 4 Jun, 2026 (Thu) | Corpus Christi | National Holiday |
| 10 Jun, 2026 (Wed) | Portugal Day | National Holiday |
| 13 Jun, 2026 (Sat) | St. Anthony's Day | District Holiday |
| 21 Jun, 2026 (Sun) | June Solstice | Season |
| 24 Jun, 2026 (Wed) | St. John's Day | District Holiday |
| 29 Jun, 2026 (Mon) | St. Peter's Day | District Holiday |
| 1 Jul, 2026 (Wed) | Madeira Day | Regional Holiday |
| 4 Jul, 2026 (Sat) | St. Elizabeth's Day | District Holiday |
| 15 Aug, 2026 (Sat) | Assumption of Mary | National Holiday |
| 20 Aug, 2026 (Thu) | Our Lady of Sorrows | District Holiday |
| 22 Aug, 2026 (Sat) | Our Lady of Graces | District Holiday |
| 7 Sep, 2026 (Mon) | Faro Day | District Holiday |
| 15 Sep, 2026 (Tue) | Birth of Bocage | District Holiday |
| 21 Sep, 2026 (Mon) | St. Matthew's Day | District Holiday |
| 23 Sep, 2026 (Wed) | September Equinox | Season |
| 5 Oct, 2026 (Mon) | Republic Day | National Holiday |
| 25 Oct, 2026 (Sun) | Daylight Saving Time ends | Clock Change/Daylight Saving Time |
| 1 Nov, 2026 (Sun) | All Saints' Day | National Holiday |
| 27 Nov, 2026 (Fri) | Foral of Sancho I | District Holiday |
| 1 Dec, 2026 (Tue) | Restoration of Independence | National Holiday |
| 8 Dec, 2026 (Tue) | Feast of the Immaculate Conception | National Holiday |
| 22 Dec, 2026 (Tue) | December Solstice | Season |
| 24 Dec, 2026 (Thu) | Christmas Eve | Observance |
| 25 Dec, 2026 (Fri) | Christmas Day | National Holiday |
| 31 Dec, 2026 (Thu) | New Year's Eve | Observance |
