Difference time between Mexico and Guinea Bissau in hours, minutes, and seconds is [ -5 hours ] with gregorian date today is Friday 21st of August 2026 in Mexican local time, Where the time now in Mexico is 13:37 PM and the time now in Guinea Bissau is 18:37 PM in Guinea Bissauan local time and the time comparison between United Mexican States and Guinea Bissau in greenwich time ( GMT ) where Mexico late for greenwich time ( GMT -05:00 ) while Guinea Bissau he has the same greenwich time ( GMT +00:00 ).