Public holidays
1866, Suisse, Jura
| # | Date | Public holiday |
|---|---|---|
| 1 | Monday, 1 January 1866 | New Year's Day |
| 2 | Tuesday, 2 January 1866 | Berchtold's Day |
| 3 | Friday, 30 March 1866 | Good Friday |
| 4 | Monday, 2 April 1866 | Easter Monday |
| 5 | Tuesday, 1 May 1866 | Labour Day |
| 6 | Thursday, 10 May 1866 | Ascension Day |
| 7 | Monday, 21 May 1866 | Whit Monday |
| 8 | Thursday, 31 May 1866 | Corpus Christi |
| 9 | Saturday, 23 June 1866 | Plebiscite Commemoration Day |
| 10 | Wednesday, 1 August 1866 | Swiss National Day |
| 11 | Wednesday, 15 August 1866 | Assumption of Mary |
| 12 | Thursday, 1 November 1866 | All Saints' Day |
| 13 | Tuesday, 25 December 1866 | Christmas Day |