Bank Holiday 19th April 2023 Calendar When: 8th May 2023 all-day 2023-05-08T00:00:00+01:00 2023-05-09T00:00:00+01:00 The UK government has announced that Monday 8 May 2023 will be an official, extra bank holiday to mark King Charles III’s coronation – despite the fact that the day of the coronation falls on a weekend, on Saturday 6 May 2023.