From 2 November to 31 March the museums are following the winter schedule

RAM and Pharmacy Museum

Monday: closed
Tuesday to Friday: 10 a.m. to 12 a.m. and 1 to 4 p.m.
Saterday to Sunday: 10 a.m. to 1 p.m. and 1:30 p.m. to 4 p.m.

Treasury of Saint Catherine's Church:

Monday: closed
Tuesday to Sunday: 1:05 p.m. to 3:30 p.m.

The Maaseik Museums are closed on New Year’s Day (1 January), 1 November (All Saints), Christmas Eve (24 December, from 2:30 p.m.), Christmas Day (25 December), Boxing Day (26 December) and New Year’s Eve (31 December, from 2:30 p.m.).

Summer schedule (1 April to 31 October):

RAM and Pharmacy Museum:
Monday: closed
Tuesday to Friday: 10 a.m. to 5 p.m.
Saturday to Sunday: 10 a.m. to 1 p.m. and 1:30 p.m. to 5 p.m.

Treasury of Saint Catherine's Church:
Monday: closed
Tuesday to Sunday: 1 p.m. to 4:30 p.m.