Public holidays
1780, Suisse, Aargau
| # | Date | Public holiday |
|---|---|---|
| 1 | Saturday, 1 January 1780 | New Year's Day |
| 2 | Sunday, 2 January 1780 | Berchtold's Day |
| 3 | Friday, 24 March 1780 | Good Friday |
| 4 | Monday, 27 March 1780 | Easter Monday |
| 5 | Thursday, 4 May 1780 | Ascension Day |
| 6 | Monday, 15 May 1780 | Whit Monday |
| 7 | Thursday, 25 May 1780 | Corpus Christi |
| 8 | Tuesday, 1 August 1780 | Swiss National Day |
| 9 | Tuesday, 15 August 1780 | Assumption of Mary |
| 10 | Wednesday, 1 November 1780 | All Saints' Day |
| 11 | Friday, 8 December 1780 | Immaculate Conception |
| 12 | Monday, 25 December 1780 | Christmas Day |
| 13 | Tuesday, 26 December 1780 | Saint Stephen's Day |