ABOUT BARCELONA
Banks: Banks are open from 8.30 to 14.00 from Monday to Friday during the summer months.
Shopping: Normal trading hours are Monday to Saturday from 9.00 to 13.30 and 16.30 to 20.00; however, in the city center and shopping malls, many shops stay open all day from 10.00 to 21.00, or even later in some tourist spots such as Maremagnum.
VAT: There is a variable value added tax (VAT) of 7% to 16% applied to most items and services, but most prices you see will include it. When it is not included, this should be clearly indicated.
Credit Cards, Currency and Exchange: All major international credit cards are accepted. Foreign currency and traveler's checks can be exchanged in Spain at banks and foreign exchange offices. Cash-point machines accepting major international credit cards and charge cards are available at most banks. The Spanish currency is the Euro.
Climate: Barcelona enjoys a Mediterranean climate with mild, sunny winters, warm summers and relatively low rainfall. Temperatures during the summer months of July and August can be quite hot during the day, with temperatures of 25 to 30 degrees Celsius (77-86 degrees Fahrenheit), but are very pleasant in the evening.
Language: Spanish and Catalan are the two main languages spoken in Barcelona. English, and to a lesser extent French, are also fairly widely spoken. Tourist information, menus, etc. are nearly always available in English, French and German.
Taxis: Taxis in Barcelona may be ordered by phone, picked up at authorized taxi stands or flagged down in the street. Always check that the meter is running. Taxis must usually be paid in cash though some accept credit cards.
More information available: http://www.barcelonaturisme.com/