Difference time between United States of America and Grenada in hours, minutes, and seconds is [ -1 hours ] with gregorian date today is Thursday 25th of December 2025 in American local time, Where the time now in United States of America is 20:20 PM and the time now in Grenada is 21:20 PM in Grenadian local time and the time comparison between United States of America and Grenada in greenwich time ( GMT ) where United States of America late for greenwich time ( GMT -04:00 ) while Grenada late for greenwich time ( GMT -04:00 ).