From 1 April to 31 October 2014, the Acropolis Museum will open on Mondays, from 8 a.m. to 4 p.m., in order to accommodate the expected increased number of visitors in Greece during this time period.
The opening hours of the Acropolis Museum will be as follows
Monday: 8 a.m. – 4 p.m.
Tuesday to Sunday: 8 a.m. – 8 p.m.
Friday: 8 a.m.. – 10 p.m.