Public holidays
1639, USA, Michigan
| # | Date | Public holiday |
|---|---|---|
| 1 | Saturday, 1 January 1639 | New Year's Day |
| 2 | Tuesday, 22 February 1639 | Washington's Birthday |
| 3 | Monday, 30 May 1639 | Memorial Day |
| 4 | Monday, 4 July 1639 | Independence Day |
| 5 | Monday, 5 September 1639 | Labor Day |
| 6 | Tuesday, 8 November 1639 | Election Day |
| 7 | Saturday, 24 December 1639 | Christmas Eve |
| 8 | Sunday, 25 December 1639 | Christmas |
| Monday, 26 December 1639 | Christmas (observance) | |
| 9 | Saturday, 31 December 1639 | New Year's Eve |