Difference time between United kingdom and Mauritania in hours, minutes, and seconds is [ ] with gregorian date today is Tuesday 16th of December 2025 in British local time, Where the time now in United kingdom is 20:51 PM and the time now in Mauritania is 20:51 PM in Mauritanian local time and the time comparison between United Kingdom of Great Britain & Northern Ireland and Mauritania in greenwich time ( GMT ) where United kingdom advanced about greenwich time ( GMT +01:00 ) while Mauritania he has the same greenwich time ( GMT +00:00 ).