Public holidays
1638, Estonia
| # | Date | Public holiday |
|---|---|---|
| 1 | Friday, 1 January 1638 | New Year's Day |
| 2 | Wednesday, 24 February 1638 | Independence Day |
| 3 | Friday, 2 April 1638 | Good Friday |
| 4 | Sunday, 4 April 1638 | Easter |
| 5 | Saturday, 1 May 1638 | Spring Day |
| 6 | Sunday, 23 May 1638 | Pentecost |
| 7 | Wednesday, 23 June 1638 | Victory Day |
| 8 | Thursday, 24 June 1638 | Midsummer Day |
| 9 | Friday, 20 August 1638 | Independence Restoration Day |
| 10 | Friday, 24 December 1638 | Christmas Eve |
| 11 | Saturday, 25 December 1638 | Christmas Day |
| 12 | Sunday, 26 December 1638 | Second Day of Christmas |