Difference time between French Guiana and Mauritius in hours, minutes, and seconds is [ -7 hours ] with gregorian date today is Thursday 20th of August 2026 in French Guianese local time, Where the time now in French Guiana is 03:02 AM and the time now in Mauritius is 10:02 AM in Mauritian local time and the time comparison between French Guiana and Mauritius in greenwich time ( GMT ) where French Guiana late for greenwich time ( GMT -03:00 ) while Mauritius advanced about greenwich time ( GMT +04:00 ).