Mexico City is 8 hours behind Warsaw
Best overlap: 4:00 PM to 6:00 PM in Warsaw is 8:00 AM to 10:00 AM in Mexico City.
Both teams are at their desks between 4:00 PM to 6:00 PM in Warsaw and 8:00 AM to 10:00 AM in Mexico City. Mexico City is 8 hours behind Warsaw, which leaves a narrow 2-hour window. Treat 4:00 PM in Warsaw (8:00 AM in Mexico City) as the time and build around it. Bear in mind Warsaw shifts for daylight saving while Mexico City stays fixed — recheck these hours after each clock change.