14. San Antonio, TX
San Antonio ranks 14th in our list of the best places to visit in USA in December. With temperatures averaging 60 to 68°F during the day in December in San Antonio, you can be assured of mild temperatures that make for perfect strolls and days out.
A December favorite in San Antonio are trips to the theme parks including Six Flags and Seaworld, as well as the many festivals that abound this culturally and historically diverse city. Schedule your trips near the Tamales Festival or watch the launching of the various light festivals! You can be assured of mariachi music and some of the liveliest celebrations this side of the country!