Difference time between French Guiana and Grenada in hours, minutes, and seconds is [ +1 hours ] with gregorian date today is Friday 11th of September 2026 in French Guianese local time, Where the time now in French Guiana is 10:24 AM and the time now in Grenada is 09:24 AM in Grenadian local time and the time comparison between French Guiana and Grenada in greenwich time ( GMT ) where French Guiana late for greenwich time ( GMT -03:00 ) while Grenada late for greenwich time ( GMT -04:00 ).