Public holidays
1830, Brasil, Rondônia
| # | Date | Public holiday |
|---|---|---|
| 1 | Friday, 1 January 1830 | New Year's Day |
| 2 | Monday, 4 January 1830 | Creation of the State of Rondônia |
| 3 | Tuesday, 23 February 1830 | Carnival Tuesday |
| 4 | Friday, 9 April 1830 | Good Friday |
| 5 | Wednesday, 21 April 1830 | Tiradentes Day |
| 6 | Saturday, 1 May 1830 | Labour Day |
| 7 | Thursday, 10 June 1830 | Corpus Christi |
| 8 | Tuesday, 7 September 1830 | Independence Day |
| 9 | Tuesday, 12 October 1830 | Our Lady of Aparecida |
| 10 | Tuesday, 2 November 1830 | All Souls' Day |
| 11 | Monday, 15 November 1830 | Republic Proclamation Day |
| 12 | Saturday, 25 December 1830 | Christmas Day |