Difference time between French Guiana and Slovenia in hours, minutes, and seconds is [ -5 hours ] with gregorian date today is Saturday 22nd of August 2026 in French Guianese local time, Where the time now in French Guiana is 00:12 AM and the time now in Slovenia is 05:12 AM in Slovenian local time and the time comparison between French Guiana and Slovenia in greenwich time ( GMT ) where French Guiana late for greenwich time ( GMT -03:00 ) while Slovenia advanced about greenwich time ( GMT +02:00 ).