Difference time between Aruba and Guinea Bissau in hours, minutes, and seconds is [ -4 hours ] with gregorian date today is Sunday 21st of September 2025 in Aruban local time, Where the time now in Aruba is 15:00 PM and the time now in Guinea Bissau is 19:00 PM in Guinea Bissauan local time and the time comparison between Aruba and Guinea Bissau in greenwich time ( GMT ) where Aruba late for greenwich time ( GMT -04:00 ) while Guinea Bissau he has the same greenwich time ( GMT +00:00 ).