Difference time between San Marino and Grenada in hours, minutes, and seconds is [ +6 hours ] with gregorian date today is Thursday 21st of May 2026 in Sammarinese local time, Where the time now in San Marino is 03:53 AM and the time now in Grenada is 21:53 PM in Grenadian local time and the time comparison between Republic of San Marino and Grenada in greenwich time ( GMT ) where San Marino advanced about greenwich time ( GMT +02:00 ) while Grenada late for greenwich time ( GMT -04:00 ).