Public holidays
1640, Suisse, Neuenburg (Le Landeron)
| # | Date | Public holiday |
|---|---|---|
| 1 | Sunday, 1 January 1640 | New Year's Day |
| 2 | Monday, 2 January 1640 | Berchtold's Day |
| 3 | Thursday, 1 March 1640 | Neuchâtel Republic Day |
| 4 | Friday, 6 April 1640 | Good Friday |
| 5 | Thursday, 17 May 1640 | Ascension Day |
| 6 | Thursday, 7 June 1640 | Corpus Christi |
| 7 | Wednesday, 1 August 1640 | Swiss National Day |
| 8 | Tuesday, 25 December 1640 | Christmas Day |