Difference time between Argentina and Sao Tome and Principe in hours, minutes, and seconds is [ -3 hours ] with gregorian date today is Thursday 30th of April 2026 in Argentinian local time, Where the time now in Argentina is 18:17 PM and the time now in Sao Tome and Principe is 21:17 PM in Sao Tomean local time and the time comparison between Argentine Republic and Sao Tome and Principe in greenwich time ( GMT ) where Argentina late for greenwich time ( GMT -03:00 ) while Sao Tome and Principe he has the same greenwich time ( GMT +00:00 ).