Difference time between Sierra Leone and Costa Rica in hours, minutes, and seconds is [ +6 hours ] with gregorian date today is Saturday 12th of September 2026 in Sierra Leonean local time, Where the time now in Sierra Leone is 05:23 AM and the time now in Costa Rica is 23:23 PM in Costa Rican local time and the time comparison between Republic of Sierra Leone and Costa Rica in greenwich time ( GMT ) where Sierra Leone advanced about greenwich time ( GMT +00:00 ) while Costa Rica late for greenwich time ( GMT -06:00 ).