New Year's Day (subs)
St. Patrick's Day
Easter Monday
May Day Bank Holiday
June Bank Holiday
Summer Bank Holiday
October Bank Holiday
Christmas Day (subs)
St. Stephen's Day (subs)
  January
  February
  March
  April
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  July
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  October
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# Date Public holiday
1Monday, 3 January 1639 New Year's Day (substitute day)
2Thursday, 17 March 1639 St. Patrick's Day
3Monday, 25 April 1639 Easter Monday
4Monday, 2 May 1639 Early May Bank Holiday
5Monday, 6 June 1639 June Bank Holiday
6Monday, 1 August 1639 Summer Bank Holiday
7Monday, 31 October 1639 October Bank Holiday
8Monday, 26 December 1639 Christmas Day (substitute day)
9Tuesday, 27 December 1639 St. Stephen's Day (substitute day)