Due to the Slovenian national holidays the museum's opening hours will be:

MUSEUM BUILDING SEM: 
Sunday, 24 December: OPEN 10.00-14.00
Monday, 25 December: CLOSED
Tuesday, 26 December: OPEN 10.00-18.00
Sunday, 31 December: OPEN 10.00-14.00
Monday, 1 January: CLOSED
Tuesday, 2 January: OPEN 10.00-18.00

Other days: regular opening hours

Regular opening hours:
Open: Tuesday – Sunday: 10.00 - 18.00, on Thursdays until 20.00.
Closed: Monday and some National Holidays
Free entrance: every first sunday in a month

LIBRARY SEM:
Monday, 25. December: CLOSED
Tuesday, 26. December: CLOSED
Wednesday, 27. December: OPEN 10.00-12.00 and 15.00-17.00
Thursday, 28. December: OPEN 10.00-12.00
Friday, 29. December: CLOSED
Monday, 1. January: CLOSED
Tuesday, 2. January: CLOSED

Other days: regular opening hours