Difference time between Guyana and South Sudan in hours, minutes, and seconds is [ -7 hours ] with gregorian date today is Friday 19th of September 2025 in Guyanese local time, Where the time now in Guyana is 00:29 AM and the time now in South Sudan is 07:29 AM in South Sudanese local time and the time comparison between Co-operative Republic of Guyana and South Sudan in greenwich time ( GMT ) where Guyana late for greenwich time ( GMT -04:00 ) while South Sudan advanced about greenwich time ( GMT +03:00 ).