Mexico spans three different time zones. Two of Mexico's time zones observe daylight saving time during the summer months; during that time clocks are advanced by 1 hour.

• Mexico City and Los Cabos : behind 1 hour
• Mexico City and Cuernavaca : same time
• Mexico City and Chicago : same time
• Mexico City and (Greenwich Mean Time (GMT) : 6 hours  behind
• Mexico City and London : 6 hours behind
• Mexico City and Switzerland : 7 hours
• Mexico City and Sáo Paulo : 3 hours behind
• Mexico City and Moscow : 9  hours behind
• Mexico City and Tokyo : 16 hours behind