New Year's Day
Easter Monday
Labor Day
Iris Day
Ascension Day
Pentecost Monday
National Day
Assumption of Mary
All Saints' Day
Armistice Day
Christmas Day
  January
  February
  March
  April
  May
  June
  July
  August
  September
  October
  November
  December
 ‹ 1565
1566
1567 › 
# Date Public holiday
1Saturday, 1 January 1566 New Year's Day
2Monday, 18 April 1566 Easter Monday
3Sunday, 1 May 1566 Labor Day
4Sunday, 8 May 1566 Iris Day
5Thursday, 26 May 1566 Ascension Day
6Monday, 6 June 1566 Pentecost Monday
7Thursday, 21 July 1566 National Day
8Monday, 15 August 1566 Assumption of Mary
9Tuesday, 1 November 1566 All Saints' Day
10Friday, 11 November 1566 Armistice Day
11Sunday, 25 December 1566 Christmas Day