| March | |
| 1 | Clean Up Australia Day |
| 3 | World Wildlife Day |
| 6 | World Day of Prayer |
| 8 | International Women's Day |
| 10 | Holi (Hindu festival) |
| 10 | Purim (Jewish holiday) |
| 15 | National Harmony Week begins |
| 17 | St Patrick's Day |
| 19 | National Close the Gap Day |
| 22 | World Water Day |
| 22 | Lailat al Miraj (Islam) |
| 24 | International Day for the Right to the Truth concerning Gross Human Rights Violations and for the Dignity of Victims |
| 25 | International Day of Remembrance of Slavery Victims and the Transatlantic Slave Trade |
| 28 | Earth Hour |
