New Year's Day
New Year Holiday
Preseren's Day
Easter
Easter Monday
Resistance Day
May Day
May Day Holiday
Whitsunday
Statehood Day
Assumption Day
Reformation Day
All Saints' Day
Christmas Day
Independence and Unity Day
  January
  February
  March
  April
  May
  June
  July
  August
  September
  October
  November
  December
 ‹ 1819
1820
1821 › 
# Date Public holiday
1Saturday, 1 January 1820 New Year's Day
2Sunday, 2 January 1820 New Year Holiday
3Tuesday, 8 February 1820 Preseren's Day
4Sunday, 2 April 1820 Easter
5Monday, 3 April 1820 Easter Monday
6Thursday, 27 April 1820 Resistance Day
7Monday, 1 May 1820 May Day
8Tuesday, 2 May 1820 May Day Holiday
9Sunday, 21 May 1820 Whitsunday
10Sunday, 25 June 1820 Statehood Day
11Tuesday, 15 August 1820 Assumption Day
12Tuesday, 31 October 1820 Reformation Day
13Wednesday, 1 November 1820 All Saints' Day
14Monday, 25 December 1820 Christmas Day
15Tuesday, 26 December 1820 Independence and Unity Day