Difference time between French Guiana and Guyana in hours, minutes, and seconds is [ +1 hours ] with gregorian date today is Thursday 20th of August 2026 in French Guianese local time, Where the time now in French Guiana is 15:46 PM and the time now in Guyana is 14:46 PM in Guyanese local time and the time comparison between French Guiana and Guyana in greenwich time ( GMT ) where French Guiana late for greenwich time ( GMT -03:00 ) while Guyana late for greenwich time ( GMT -04:00 ).