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
 ‹ 1636
1637
1638 › 
# Date Public holiday
1Thursday, 1 January 1637 New Year's Day
2Monday, 13 April 1637 Easter Monday
3Friday, 1 May 1637 Labor Day
4Friday, 8 May 1637 Iris Day
5Thursday, 21 May 1637 Ascension Day
6Monday, 1 June 1637 Pentecost Monday
7Tuesday, 21 July 1637 National Day
8Saturday, 15 August 1637 Assumption of Mary
9Sunday, 1 November 1637 All Saints' Day
10Wednesday, 11 November 1637 Armistice Day
11Friday, 25 December 1637 Christmas Day