| 1 | Sunday, 1 January 1290 | New Year's Day | 
| 2 | Friday, 6 January 1290 | Epiphany | 
| 3 | Sunday, 9 April 1290 | Easter Sunday | 
| 4 | Monday, 10 April 1290 | Easter Monday | 
| 5 | Monday, 1 May 1290 | Labour Day | 
| 6 | Wednesday, 3 May 1290 | Constitution Day | 
| 7 | Sunday, 28 May 1290 | Pentecost Sunday | 
| 8 | Thursday, 8 June 1290 | Corpus Christi | 
| 9 | Tuesday, 15 August 1290 | Assumption of Mary | 
| 10 | Wednesday, 1 November 1290 | All Saints' Day | 
| 11 | Saturday, 11 November 1290 | Independence Day | 
| 12 | Monday, 13 November 1290 | Independence Day | 
| 13 | Monday, 25 December 1290 | Christmas Day | 
| 14 | Tuesday, 26 December 1290 | Boxing Day |