Difference time between French Guiana and South Sudan in hours, minutes, and seconds is [ -6 hours ] with gregorian date today is Monday 8th of December 2025 in French Guianese local time, Where the time now in French Guiana is 15:05 PM and the time now in South Sudan is 21:05 PM in South Sudanese local time and the time comparison between French Guiana and South Sudan in greenwich time ( GMT ) where French Guiana late for greenwich time ( GMT -03:00 ) while South Sudan advanced about greenwich time ( GMT +03:00 ).