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
  January
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  July
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  December
 ‹ 1779
1780
1781 › 
# Date Public holiday
1Saturday, 1 January 1780 New Year's Day
2Thursday, 6 January 1780 Epiphany of the Lord
3Sunday, 19 March 1780 Saint Joseph's Day
4Thursday, 23 March 1780 Maundy Thursday
5Friday, 24 March 1780 Good Friday
6Monday, 27 March 1780 Easter Monday
7Monday, 1 May 1780 Labour Day
8Monday, 15 May 1780 Whit Monday/Saint Isidore the Labourer/Saint Isidore the Labourer / Whit Monday
9Friday, 9 June 1780 La Rioja Day
10Tuesday, 25 July 1780 Saint James the Apostle
11Tuesday, 15 August 1780 Assumption of the Virgin Mary
12Wednesday, 1 November 1780 All Saints' Day
13Wednesday, 6 December 1780 Spanish Constitution Day
14Friday, 8 December 1780 Immaculate Conception
15Monday, 25 December 1780 Nativity of the Lord