Public holidays
1778, USA, Michigan
| # | Date | Public holiday |
|---|---|---|
| 1 | Thursday, 1 January 1778 | New Year's Day |
| 2 | Sunday, 22 February 1778 | Washington's Birthday |
| 3 | Saturday, 30 May 1778 | Memorial Day |
| Friday, 3 July 1778 | Independence Day (observance) | |
| 4 | Saturday, 4 July 1778 | Independence Day |
| 5 | Monday, 7 September 1778 | Labor Day |
| 6 | Tuesday, 3 November 1778 | Election Day |
| 7 | Thursday, 24 December 1778 | Christmas Eve |
| 8 | Friday, 25 December 1778 | Christmas |
| 9 | Thursday, 31 December 1778 | New Year's Eve |