Cities with similar population. Source: The Sunnyvale, CA weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency).
The euro (sign: â¬; code: EUR) is the official currency of the eurozone, which consists of 19 of the 28 member states of the European Union: Austria, Belgium, Cyprus, Estonia, Finland, France, Germany, Greece, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Portugal, Slovakia, Slovenia, and Spain.
Quick Answer. Portugal uses the euro as its standard currency. A total of 13 European nations use euro notes and coins, which have a European graphic on one side and a national image on the other side. All 13 countries accept any form of the euro, regardless of where it originates.