http://www.kunsthaus.ch/en/information/opening-times/public-holidays/?redirect_url=sdqq

Kunsthaus Zürich

Public holidays

Mon, 5/1/2017
International Workers' Day

Museum 10 a.m.–6 p.m. open
Library closed

Wed, 5/24/2017
Wednesday before Ascension Day
Museum 10 a.m.–8 p.m. open
Library 1 p.m.–4 p.m. open

Thu, 5/25/2017
Ascension Day
Museum 10 a.m.–6 p.m. open
Library closed