Difference time between Iran and Sao Tome and Principe in hours, minutes, and seconds is [ +4 hours +30 minutes ] with gregorian date today is Thursday 10th of September 2026 in Iranian local time, Where the time now in Iran is 09:24 AM and the time now in Sao Tome and Principe is 04:54 AM in Sao Tomean local time and the time comparison between Islamic Republic of Iran and Sao Tome and Principe in greenwich time ( GMT ) where Iran advanced about greenwich time ( GMT +04:30 ) while Sao Tome and Principe he has the same greenwich time ( GMT +00:00 ).