Difference time between Argentina and Costa Rica in hours, minutes, and seconds is [ +3 hours ] with gregorian date today is Saturday 13th of September 2025 in Argentinian local time, Where the time now in Argentina is 21:42 PM and the time now in Costa Rica is 18:42 PM in Costa Rican local time and the time comparison between Argentine Republic and Costa Rica in greenwich time ( GMT ) where Argentina late for greenwich time ( GMT -03:00 ) while Costa Rica late for greenwich time ( GMT -06:00 ).