Chicago is in the Central Standard Time Zone, which is six (6) hours behind of Greenwich Mean Time (7 hours behind during Daylight Savings Time).
Chicago has a humid continental climate which is defined by four distinct seasons. The summer months in Chicago are warm and humid with temperatures ranging from 65.3˚ F/ 18.5˚ C to 83˚ F/ 28.4˚ C.
The United States operates on 120 volts, compared to the standard 220 volts in Europe.
In Chicago, it is customary to tip between 15-20 percent depending on the quality of the service.
Most flights arrive at O’Hare International Airport (ORD) in Chicago. The airport is located 13 miles and approximately 30 minutes outside of the city center and can be reached by taxi and train.
Traveling to the U.S.
Most international travelers are required to obtain a visa from the U.S. Department of State. For more information, visit http://travel.state.gov/.