Home/Time Zones/HDTHDT Time ZoneHDT is UTC-09:00. Covers 1 IANA region. Current time: 1:35 AM (01:35).IANA Regions Using HDTAmerica/Adak1:35 AMRelated Time ZonesESTEDTCSTCDTMSTPSTGMTCETCESTEETEESTISTAll time zones →