Opening Hours Shops are open from Monday to Friday between 09.00 and 19.00 h and usually close for lunch from 13.00 to 15.00 h. On Saturdays shops open only in the morning from 09.00 to 13.00 h. The exceptions are the shopping centres that do a 10.00 to 22.00 h stretch 7 days a week. The large supermarkets also stay open until 22.00 h during 7 days a week except for Christmas and New Year’s Day. Banks are usually open from Monday to Friday from 08.30 to 15.00 h. Exchange houses operate everyday between 09.00 and 13.00 h and from 14.00 to 19.00 h. To see the conversion between a.m./p.m. and the 24-hour clock see the 'Time' page