Difference time between Mexico and Guinea Bissau in hours, minutes, and seconds is [ -6 hours ] with gregorian date today is Thursday 18th of December 2025 in Mexican local time, Where the time now in Mexico is 22:12 PM and the time now in Guinea Bissau is 04:12 AM 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 ).