# Practical information
New York, the city that never sleeps. Check out the overview below before taking off to NYC!
- Temperature: The average temperature is 77˚F during the summer and approximately 41˚F during the winter.
- Currency: The US Dollar (USD).
- Language: The official language is English.
- Required travel documents: The rules and regulations of travel documents and visa applications change frequently. There can also be different requirements. On the website of the visa service the required and current information is listed.
- Health: Information about the (mandatory) vaccinations change constantly. For current information please check your local health services online or consult your GP surgery.