Temperature: London's temperature on average during the summer months is 19˚C and 5˚C during the winter months.
Currency: The pound sterling (£ / GBP).
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.