Difference time between French Guiana and Gabon in hours, minutes, and seconds is [ -4 hours ] with gregorian date today is Tuesday 17th of February 2026 in French Guianese local time, Where the time now in French Guiana is 15:07 PM and the time now in Gabon is 19:07 PM in Gabonese local time and the time comparison between French Guiana and Gabon in greenwich time ( GMT ) where French Guiana late for greenwich time ( GMT -03:00 ) while Gabon advanced about greenwich time ( GMT +01:00 ).