New Year's Day
Good Friday
Freedom Day
Labour Day
Azores Day
Portugal Day
Corpus Christi
Assumption of Mary
Republic Day
All Saints' Day
Restoration of Independence
Immaculate Conception
Christmas Day
  January
  February
  March
  April
  May
  June
  July
  August
  September
  October
  November
  December
 ‹ 1663
1664
1665 › 
# Date Public holiday
1Tuesday, 1 January 1664 New Year's Day
2Friday, 11 April 1664 Good Friday
3Friday, 25 April 1664 Freedom Day
4Thursday, 1 May 1664 Labour Day
5Monday, 2 June 1664 Azores Day
6Tuesday, 10 June 1664 Portugal Day
7Thursday, 12 June 1664 Corpus Christi
8Friday, 15 August 1664 Assumption of Mary
9Sunday, 5 October 1664 Republic Day
10Saturday, 1 November 1664 All Saints' Day
11Monday, 1 December 1664 Restoration of Independence
12Monday, 8 December 1664 Immaculate Conception
13Thursday, 25 December 1664 Christmas Day