Difference time between Mexico and French Guiana in hours, minutes, and seconds is [ -3 hours ] with gregorian date today is Thursday 18th of December 2025 in Mexican local time, Where the time now in Mexico is 23:28 PM and the time now in French Guiana is 02:28 AM in French Guianese local time and the time comparison between United Mexican States and French Guiana in greenwich time ( GMT ) where Mexico late for greenwich time ( GMT -05:00 ) while French Guiana late for greenwich time ( GMT -03:00 ).