Hamburg is 4.5 hours behind Chennai
Best overlap: 1:00 PM to 6:00 PM in Chennai is 8:30 AM to 1:30 PM in Hamburg.
Your window to reach both cities is 1:00 PM to 6:00 PM in Chennai, which converts to 8:30 AM to 1:30 PM in Hamburg. Hamburg is 4.5 hours behind Chennai, leaving about 5 hours of shared hours — plan recurring calls early in that window to leave buffer. Bear in mind Hamburg shifts for daylight saving while Chennai stays fixed — recheck these hours after each clock change.