Around two thirds of Salou shuts down in the winter but There are still plenty of bars and restaurants open, also Portaventura opens on certain days in the winter. More people are starting to visit in winter as it is so much cheaper

Port Aventura will be open everyday 10am until 7pm from 13th December to 6th January 2015.

Rosies in old salou was open when i stayed in salou last christmas, for a new years night out most were open in salou when i stayed but not untill after midnight.