Difference time between French Guiana and Switzerland in hours, minutes, and seconds is [ -5 hours ] with gregorian date today is Thursday 30th of July 2026 in French Guianese local time, Where the time now in French Guiana is 12:35 PM and the time now in Switzerland is 17:35 PM in Swiss local time and the time comparison between French Guiana and Switzerland in greenwich time ( GMT ) where French Guiana late for greenwich time ( GMT -03:00 ) while Switzerland advanced about greenwich time ( GMT +02:00 ).