New Year's Day
Good Friday
Freedom Day
Labour Day
Corpus Christi
Portugal Day
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
 ‹ 1865
1866
1867 › 
# Date Public holiday
1Monday, 1 January 1866 New Year's Day
2Friday, 30 March 1866 Good Friday
3Wednesday, 25 April 1866 Freedom Day
4Tuesday, 1 May 1866 Labour Day
5Thursday, 31 May 1866 Corpus Christi
6Sunday, 10 June 1866 Portugal Day
7Wednesday, 15 August 1866 Assumption of Mary
8Friday, 5 October 1866 Republic Day
9Thursday, 1 November 1866 All Saints' Day
10Saturday, 1 December 1866 Restoration of Independence
11Saturday, 8 December 1866 Immaculate Conception
12Tuesday, 25 December 1866 Christmas Day