Montevideo is 4 hours behind Hamburg
Best overlap: 12:00 PM to 6:00 PM in Hamburg is 8:00 AM to 2:00 PM in Montevideo.
Hamburg and Montevideo overlap from 12:00 PM to 6:00 PM (Hamburg) to the equivalent 8:00 AM to 2:00 PM in Montevideo — that's your meeting window. Montevideo is 4 hours behind Hamburg, yet you get a full 6 hours of shared hours — enough to schedule around lunches, focus time, and preferences with ease. Note the seasonal wrinkle: when Hamburg is on daylight saving and Montevideo isn't, the gap between them grows or shrinks by an hour.