Difference time between Argentina and Costa Rica in hours, minutes, and seconds is [ +3 hours ] with gregorian date today is Wednesday 1st of April 2026 in Argentinian local time, Where the time now in Argentina is 00:03 AM and the time now in Costa Rica is 21:03 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 ).