Difference time between Nigeria and Guinea Bissau in hours, minutes, and seconds is [ +1 hours ] with gregorian date today is Wednesday 29th of October 2025 in Nigerian local time, Where the time now in Nigeria is 23:41 PM and the time now in Guinea Bissau is 22:41 PM in Guinea Bissauan local time and the time comparison between Federal Republic of Nigeria and Guinea Bissau in greenwich time ( GMT ) where Nigeria advanced about greenwich time ( GMT +01:00 ) while Guinea Bissau he has the same greenwich time ( GMT +00:00 ).