Public holidays
1378, United Kingdom, Wales
| # | Date | Public holiday |
|---|---|---|
| 1 | Thursday, 1 January 1378 | New Year's Day |
| 2 | Friday, 27 March 1378 | Good Friday |
| 3 | Monday, 30 March 1378 | Easter Monday |
| 4 | Monday, 4 May 1378 | Early May Bank Holiday |
| 5 | Monday, 25 May 1378 | Spring Bank Holiday |
| 6 | Monday, 31 August 1378 | Late Summer Bank Holiday |
| 7 | Friday, 25 December 1378 | Christmas Day |
| 8 | Monday, 28 December 1378 | Boxing Day (substitute day) |