Thursday 01 Jan New Year's Day
Friday 03 Apr Good Friday
Sunday 05 Apr Easter Day
Saturday 25 Apr Liberty Day
Friday 01 May Labor Day / May Day
Wednesday 10 Jun Portugal Day
Saturday 15 Aug Assumption of Mary
Tuesday 08 Dec Feast of the Immaculate Conception
Friday 25 Dec Christmas Day
Source: https://www.timeanddate.com/holidays/portugal/2015#!hol=9