Public holidays
1820, Österreich, Kärnten
| # | Date | Public holiday |
|---|---|---|
| 1 | Saturday, 1 January 1820 | New Year's Day |
| 2 | Thursday, 6 January 1820 | Epiphany |
| 3 | Sunday, 19 March 1820 | Saint Joseph's Day |
| 4 | Monday, 3 April 1820 | Easter Monday |
| 5 | Monday, 1 May 1820 | Labour Day |
| 6 | Thursday, 11 May 1820 | Ascension Day |
| 7 | Monday, 22 May 1820 | Whit Monday |
| 8 | Thursday, 1 June 1820 | Corpus Christi |
| 9 | Tuesday, 15 August 1820 | Assumption of Mary |
| 10 | Tuesday, 10 October 1820 | Plebiscite Day |
| 11 | Thursday, 26 October 1820 | National Day |
| 12 | Wednesday, 1 November 1820 | All Saints' Day |
| 13 | Friday, 8 December 1820 | Immaculate Conception |
| 14 | Monday, 25 December 1820 | Christmas Day |
| 15 | Tuesday, 26 December 1820 | Saint Stephen's Day |