Difference time between Dominican Republic and Guinea Bissau in hours, minutes, and seconds is [ -4 hours ] with gregorian date today is Wednesday 10th of June 2026 in Dominican local time, Where the time now in Dominican Republic is 00:05 AM and the time now in Guinea Bissau is 04:05 AM in Guinea Bissauan local time and the time comparison between Dominican Republic and Guinea Bissau in greenwich time ( GMT ) where Dominican Republic late for greenwich time ( GMT -04:00 ) while Guinea Bissau he has the same greenwich time ( GMT +00:00 ).