New Year's Day
Easter Sunday
Easter Monday
Labour Day
Constitution Day
Pentecost Sunday
Corpus Christi
Assumption
Assumption
All Saints' Day
Independence Day
Christmas
Boxing Day
Boxing Day
  January
  February
  March
  April
  May
  June
  July
  August
  September
  October
  November
  December
 ‹ 1530
1531
1532 › 
# Date Public holiday
1Thursday, 1 January 1531 New Year's Day
2Sunday, 12 April 1531 Easter Sunday
3Monday, 13 April 1531 Easter Monday/Easter Monday / Katyn Massacre Day
4Friday, 1 May 1531 Labour Day
5Sunday, 3 May 1531 Constitution Day
6Sunday, 31 May 1531 Pentecost Sunday
7Thursday, 11 June 1531 Corpus Christi
8Saturday, 15 August 1531 Assumption of Mary
9Monday, 17 August 1531 Assumption of Mary
10Sunday, 1 November 1531 All Saints' Day
11Wednesday, 11 November 1531 Independence Day
12Friday, 25 December 1531 Christmas Day
13Saturday, 26 December 1531 Boxing Day
14Monday, 28 December 1531 Boxing Day