Public holidays
1645, España, La Rioja
| # | Date | Public holiday |
|---|---|---|
| 1 | Sunday, 1 January 1645 | Año Nuevo |
| 2 | Friday, 6 January 1645 | Epifanía del Señor |
| 3 | Thursday, 13 April 1645 | Jueves santo |
| 4 | Friday, 14 April 1645 | Viernes Santo |
| 5 | Monday, 17 April 1645 | Lunes de Pascua |
| 6 | Monday, 1 May 1645 | Fiesta del Trabajo |
| 7 | Friday, 9 June 1645 | Día de La Rioja |
| 8 | Tuesday, 15 August 1645 | Asuncíon de la Virgen |
| 9 | Thursday, 12 October 1645 | Fiesta nacional de España |
| 10 | Wednesday, 1 November 1645 | Todos los Santos |
| 11 | Wednesday, 6 December 1645 | Día de la Constitución Española |
| 12 | Friday, 8 December 1645 | Immaculada Concepcíon |
| 13 | Monday, 25 December 1645 | Día de Navidad |