Difference time between Singapore and Jamaica in hours, minutes, and seconds is [ +13 hours ] with gregorian date today is Wednesday 1st of April 2026 in Singaporean local time, Where the time now in Singapore is 20:29 PM and the time now in Jamaica is 07:29 AM in Jamaican local time and the time comparison between Republic of Singapore and Jamaica in greenwich time ( GMT ) where Singapore advanced about greenwich time ( GMT +08:00 ) while Jamaica late for greenwich time ( GMT -05:00 ).