Public holidays
1539, Portugal, Porto
| # | Date | Public holiday |
|---|---|---|
| 1 | Sunday, 1 January 1539 | Ano Novo |
| 2 | Friday, 14 April 1539 | Sexta-Feira Santa |
| 3 | Tuesday, 25 April 1539 | Dia da Liberdade |
| 4 | Monday, 1 May 1539 | Dia do Trabalhador |
| 5 | Saturday, 10 June 1539 | Dia de Portugal |
| 6 | Thursday, 15 June 1539 | Corpo de Deus |
| 7 | Saturday, 24 June 1539 | Dia de São João |
| 8 | Tuesday, 15 August 1539 | Assunção |
| 9 | Thursday, 5 October 1539 | Implantação República |
| 10 | Wednesday, 1 November 1539 | Todos os Santos |
| 11 | Friday, 1 December 1539 | Independência |
| 12 | Friday, 8 December 1539 | Imaculada Conceição |
| 13 | Monday, 25 December 1539 | Natal |