Local facts
Hawaii-Aleutian Standard Time (HAST) is the time zone used in Hawaii and the Aleutian Islands of Alaska. It is UTC-10:00 and does not observe Daylight Saving Time.
Hawaii-Aleutian Standard Time (HAST) does not observe Daylight Saving Time.
several other locations also observe Hawaii-Aleutian Standard Time (HAST, UTC-10:00), including the unincorporated U.S. territories of Midway Atoll and Baker Island.
London (GMT/BST): HAST is 10 hours behind Greenwich Mean Time (GMT, UTC+0:00) and 11 hours behind during British Summer Time (BST, UTC+1:00).
New York (EST/EDT): HAST is 5 hours behind Eastern Standard Time (EST, UTC-5:00) and 6 hours behind Eastern Daylight Time (EDT, UTC-4:00).
Berlin (CET/CEST): HAST is 9 hours behind Central European Time (CET, UTC+1:00) and 10 hours behind Central European Summer Time (CEST, UTC+2:00).
Tokyo (JST): HAST is 19 hours behind Japan Standard Time (JST, UTC+9:00).
Sydney (AEST/AEDT): HAST is 18 hours behind Australian Eastern Standard Time (AEST, UTC+10:00) and 19 hours behind Australian Eastern Daylight Time (AEDT, UTC+11:00).
New York (EST/EDT): HAST is 5 hours behind Eastern Standard Time (EST, UTC-5:00) and 6 hours behind Eastern Daylight Time (EDT, UTC-4:00).
Berlin (CET/CEST): HAST is 9 hours behind Central European Time (CET, UTC+1:00) and 10 hours behind Central European Summer Time (CEST, UTC+2:00).
Tokyo (JST): HAST is 19 hours behind Japan Standard Time (JST, UTC+9:00).
Sydney (AEST/AEDT): HAST is 18 hours behind Australian Eastern Standard Time (AEST, UTC+10:00) and 19 hours behind Australian Eastern Daylight Time (AEDT, UTC+11:00).