New Year's Day
Epiphany
Saint Joseph's Day
Maundy Thursday
Good Friday
Easter Monday
Labour Day
Whit Monday
La Rioja Day
Saint James's Day
Assumption
All Saints' Day
Constitution Day
Immaculate Concep.
Christmas Day
Christmas substitute
  January
  February
  March
  April
  May
  June
  July
  August
  September
  October
  November
  December
 ‹ 1537
1538
1539 › 
# Date Public holiday
1Saturday, 1 January 1538 New Year's Day
2Thursday, 6 January 1538 Epiphany of the Lord
3Saturday, 19 March 1538 Saint Joseph's Day
4Thursday, 24 March 1538 Maundy Thursday
5Friday, 25 March 1538 Good Friday
6Monday, 28 March 1538 Easter Monday
7Sunday, 1 May 1538 Labour Day
8Monday, 16 May 1538 Whit Monday
9Thursday, 9 June 1538 La Rioja Day
10Monday, 25 July 1538 Saint James the Apostle
11Monday, 15 August 1538 Assumption of the Virgin Mary
12Tuesday, 1 November 1538 All Saints' Day
13Tuesday, 6 December 1538 Spanish Constitution Day
14Thursday, 8 December 1538 Immaculate Conception
15Sunday, 25 December 1538 Nativity of the Lord
16Monday, 26 December 1538 Monday following Christmas Day/Saint Stephen’s Day — Second Day of Christmas / Monday following Christmas Day