Difference time between French Guiana and St Martin in hours, minutes, and seconds is [ +1 hours ] with gregorian date today is Saturday 25th of October 2025 in French Guianese local time, Where the time now in French Guiana is 11:57 AM and the time now in St Martin is 10:57 AM in St Martian local time and the time comparison between French Guiana and St Martin in greenwich time ( GMT ) where French Guiana late for greenwich time ( GMT -03:00 ) while St Martin late for greenwich time ( GMT -04:00 ).