Difference time between St Martin and Costa Rica in hours, minutes, and seconds is [ +2 hours ] with gregorian date today is Thursday 18th of June 2026 in St Martian local time, Where the time now in St Martin is 19:09 PM and the time now in Costa Rica is 17:09 PM in Costa Rican local time and the time comparison between Sint Maarten Dutch part and Costa Rica in greenwich time ( GMT ) where St Martin late for greenwich time ( GMT -04:00 ) while Costa Rica late for greenwich time ( GMT -06:00 ).