Difference time between French Guiana and Algeria in hours, minutes, and seconds is [ -4 hours ] with gregorian date today is Saturday 15th of November 2025 in French Guianese local time, Where the time now in French Guiana is 14:20 PM and the time now in Algeria is 18:20 PM in Algerian local time and the time comparison between French Guiana and Algeria in greenwich time ( GMT ) where French Guiana late for greenwich time ( GMT -03:00 ) while Algeria advanced about greenwich time ( GMT +01:00 ).