New Year's Day
Saint Joseph'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
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 ‹ 1976
1977
1978 › 
# Date Public holiday
1Saturday, 1 January 1977 New Year's Day
2Saturday, 19 March 1977 Saint Joseph's Day
3Friday, 8 April 1977 Good Friday
4Monday, 25 April 1977 Freedom Day
5Sunday, 1 May 1977 Labour Day
6Thursday, 9 June 1977 Corpus Christi
7Friday, 10 June 1977 Portugal Day
8Monday, 15 August 1977 Assumption of Mary
9Wednesday, 5 October 1977 Republic Day
10Tuesday, 1 November 1977 All Saints' Day
11Thursday, 1 December 1977 Restoration of Independence
12Thursday, 8 December 1977 Immaculate Conception
13Sunday, 25 December 1977 Christmas Day