HST/HDT
Hawaii Standard Time
GMT -10
HDT automatically adjusted to HST time zone, that is in use
United Kingdom
GMT

Time Difference

Hawaii Standard Time is 10 hours behind GMT (Greenwich Mean Time)
6:00 am06:00 in HST is 4:00 pm16:00 in Orkney, United Kingdom

HDT to Orkney call time
Best time for a conference call or a meeting is between 8am-10am in HDT which corresponds to 5pm-7pm in Orkney

6:00 am06:00 Hawaii Standard Time (HST). Offset UTC -10:00 hours
4:00 pm16:00 GMT (Greenwich Mean Time) (Orkney, United Kingdom). Offset UTC 0:00 hours

6:00 am06:00 HST / 4:00 pm16:00 Orkney, United Kingdom

HST Orkney, United Kingdom
12am (midnight) 10am
1am 11am
2am 12pm (noon)
3am 1pm
4am 2pm
5am 3pm
6am 4pm
7am 5pm
8am 6pm
9am 7pm
10am 8pm
11am 9pm
12pm (noon) 10pm
1pm 11pm
2pm 12am (midnight)
3pm 1am
4pm 2am
5pm 3am
6pm 4am
7pm 5am
8pm 6am
9pm 7am
10pm 8am
11pm 9am
0:00 10:00
1:00 11:00
2:00 12:00
3:00 13:00
4:00 14:00
5:00 15:00
6:00 16:00
7:00 17:00
8:00 18:00
9:00 19:00
10:00 20:00
11:00 21:00
12:00 22:00
13:00 23:00
14:00 0:00
15:00 1:00
16:00 2:00
17:00 3:00
18:00 4:00
19:00 5:00
20:00 6:00
21:00 7:00
22:00 8:00
23:00 9:00

Hawaii Daylight Time

Offset: HDT is 9 hours behind Greenwich Mean Time (GMT) and is used in Pacific

Countries: It is used in following countries: United States

HDT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -09 - basic short
  • -0900 - basic
  • -09:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0900 - sign character (-) followed by a four digit time providing hours (09) and minutes (00) of the offset. Indicates nine hour and zero minutes time differences to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Victor - Military abbreviation for HDT
  • V - short form of 'Victor'
IANA/Olson: Reflects HDT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Adak
  • America/Atka
  • US/Aleutian
Time zones with the GMT -9 offset:
  • AKST - Alaska Standard Time
  • AHDT - Alaska-Hawaii Daylight Time
  • HADT - Hawaii-Aleutian Daylight Time
  • GAMT - Gambier Time
  • HDT - Hawaii Daylight Time
  • V - Victor Time Zone

Orkney Information

Time Zone

Abbreviation / Name
GMT - Greenwich Mean Time
BST - British Summer Time
UTC / GMT Offset
0:00 hours during Greenwich Mean Time, currently in use.
+1:00 hour during British Summer Time.
Daylight Saving Time Change
+1:00 hour - DST is NOT in use
Daylight Saving Time Starts
Daylight saving time clock moves forward for one hour from 1am to 2am Sunday, March 31, 2024 at 1:00 am local time. DST starts annually the on last Sunday of March. Clocks are turned forward 1 hour to Sunday, March 31, 2024, 2:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Daylight saving time clock moves back for one hour from 2am to 1am Sunday, October 27, 2024 at 2:00 am local time. DST ends annually the on last Sunday of October. Clocks are turned backward 1 hour to Sunday, October 27, 2024, 1:00 am local standard time instead. Also called Fall Back or switch to Winter Time.

Orkney Facts

Country
United Kingdom
Alternative Names
Arcaibh, Arknejskija astravy, Illes Orcades, Illes Òrcades, Inizi Orch, Inse Orc, Isole Orcadi, Orcadas, Orcades, Orcades insulae, Orcanege, Orkadak, Orkades, Orkadoj, Orkady, Orkneje, Orknejs'ki ostrovi, Orknejskie ostrova, Orkneju salas, Orknejy sakuadaekhtae, Orkney, Orkney Adalari, Orkney Adaları, Orkney Islands, Orkney saared, Orkney-eilanden, Orkney-eilannen, Orkney-szigetek, Orkneyan kgziner, Orkneyjar, Orkneyoearna, Orkneyoerne, Orkneysaaret, Orkneyski otoci, Orkneyöarna, Orkneyøerne, Orkni, Orknijska ostrva, Orknio salos, Orkniski Ostrovi, Orknoyane, Orknoyene, Orknoyggjar, Orknøyane, Orknøyene, Yn Orkaid, Ynysoedd Erch, ao ke ni qun dao, awrkny, jzr awrkny, okeuni jedo, okuni zhu dao, xxrkni y, Órcadas, Órcades, Ορκάδες, Аркнейскія астравы, Оркнейские острова, Оркнейські острови, Оркнейы сакъадæхтæ, Оркни, Оркниски Острови, Оркнијска острва, Օրկնեյան կղզիներ, אורקני, اورکنی, اورکنے, جزر أوركني, ออร์กนีย์, ኦርክኒ, オークニー諸島, 奥克尼群岛, 오크니 제도
Population
20,100
Currency
Pound (GBP)
Geographic Coordinates
58° 59' N Latitude / 2° 57' W Longitude
International Dialing Code
+44