| 18 Feb, 2026 (Wed) | Ramadan begins (Tentative Date) | Observance |
| 22 Feb, 2026 (Sun) | Founding Day | National Holiday |
| 11 Mar, 2026 (Wed) | Flag Day | Observance |
| 20 Mar, 2026 (Fri) | Eid al-Fitr (Tentative Date) | National Holiday |
| 20 Mar, 2026 (Fri) | March Equinox | Season |
| 21 Mar, 2026 (Sat) | Eid al-Fitr Holiday (Tentative Date) | National Holiday |
| 22 Mar, 2026 (Sun) | Eid al-Fitr Holiday (Tentative Date) | National Holiday |
| 26 May, 2026 (Tue) | Arafat Day (Tentative Date) | National Holiday |
| 27 May, 2026 (Wed) | Eid al-Adha (Tentative Date) | National Holiday |
| 28 May, 2026 (Thu) | Eid al-Adha Holiday (Tentative Date) | National Holiday |
| 29 May, 2026 (Fri) | Eid al-Adha Holiday (Tentative Date) | National Holiday |
| 16 Jun, 2026 (Tue) | Muharram (Muslim New Year) (Tentative Date) | Observance |
| 21 Jun, 2026 (Sun) | June Solstice | Season |
| 23 Sep, 2026 (Wed) | Saudi National Day | National Holiday |
| 23 Sep, 2026 (Wed) | September Equinox | Season |
| 22 Dec, 2026 (Tue) | December Solstice | Season |
