| 1 Jan, 2023 (Sun) | New Year's Day | National Holiday |
| 17 Feb, 2023 (Fri) | Carnival Friday | Observance |
| 18 Feb, 2023 (Sat) | Carnival Saturday | Observance |
| 19 Feb, 2023 (Sun) | Carnival Sunday | Observance |
| 20 Feb, 2023 (Mon) | Carnival Monday | Government Holiday |
| 21 Feb, 2023 (Tue) | Carnival Tuesday | Government Holiday |
| 22 Feb, 2023 (Wed) | Carnival end (until 2pm) | Government Holiday |
| 20 Mar, 2023 (Mon) | March Equinox | Season |
| 7 Apr, 2023 (Fri) | Good Friday | National Holiday |
| 9 Apr, 2023 (Sun) | Easter Sunday | Observance |
| 21 Apr, 2023 (Fri) | Tiradentes Day | National Holiday |
| 1 May, 2023 (Mon) | Labor Day / May Day | National Holiday |
| 14 May, 2023 (Sun) | Mother's Day | Observance |
| 8 Jun, 2023 (Thu) | Corpus Christi | Government Holiday |
| 12 Jun, 2023 (Mon) | Brazilian Valentine's Day | Observance |
| 21 Jun, 2023 (Wed) | June Solstice | Season |
| 13 Aug, 2023 (Sun) | Father's Day | Observance |
| 7 Sep, 2023 (Thu) | Independence Day | National Holiday |
| 23 Sep, 2023 (Sat) | September Equinox | Season |
| 12 Oct, 2023 (Thu) | Our Lady of Aparecida / Children's Day | National Holiday |
| 15 Oct, 2023 (Sun) | Teacher's Day | Observance |
| 28 Oct, 2023 (Sat) | Public Service Holiday | Government Holiday |
| 2 Nov, 2023 (Thu) | All Souls' Day | National Holiday |
| 15 Nov, 2023 (Wed) | Republic Proclamation Day | National Holiday |
| 20 Nov, 2023 (Mon) | Black Awareness Day | Observance |
| 22 Dec, 2023 (Fri) | December Solstice | Season |
| 24 Dec, 2023 (Sun) | Christmas Eve (from 2pm) | Government Holiday |
| 25 Dec, 2023 (Mon) | Christmas Day | National Holiday |
| 31 Dec, 2023 (Sun) | New Year's Eve (from 2pm) | Government Holiday |
