South Korea
KST
HST
Hawaii Standard Time
GMT -10

Time Difference

KST (Korea Standard Time) is 19 hours ahead of Hawaii Standard Time
7:30 pm19:30 in Guri-si, South Korea is 12:30 am00:30 in HST

Guri-si to HST call time
Best time for a conference call or a meeting is between 10:30pm-12:30pm in Guri-si which corresponds to 3:30am-5:30am in HST

7:30 pm19:30 KST (Korea Standard Time) (Guri-si, South Korea). Offset UTC +9:00 hours
12:30 am00:30 Hawaii Standard Time (HST). Offset UTC -10:00 hours

7:30 pm19:30 Guri-si, South Korea / 12:30 am00:30 HST

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

Guri-si Information

Time Zone

Abbreviation / Name
KST - Korea Standard Time
UTC / GMT Offset
+9:00 hours during Korea Standard Time, currently in use.

Guri-si Facts

Country
South Korea
Alternative Names
Guri, Guri-si, guli, gulisi, 구리, 구리시
Population
195,236
Currency
Won (KRW)
Geographic Coordinates
37° 35' N Latitude / 127° 08' E Longitude
International Dialing Code
+82

Hawaii Standard Time

Offset: HST is 10 hours behind Greenwich Mean Time (GMT) and is used in Pacific

Countries: It is used in following countries: United States

Principal Cities: The largest city in the HST timezone is Honolulu from USA with population about 371,657 people. Other major cities in the area are Pearl City, Hilo, Kailua, Waipahu

Daylight Saving: Hawaii Standard Time (HST) is not adjusted for daylight saving therefore HST remains the same through out the year. This means, unlike some time zones where the clock is set forward by one hour every summer and backward by one hour during winter to adjust for daylight saving, Hawaii Standard Time remains the same

HST Time Zone Geo Map
HST timezone map

HST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -10 - basic short
  • -1000 - basic
  • -10:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -1000 - sign character (-) followed by a four digit time providing hours (10) and minutes (00) of the offset. Indicates ten 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
  • Whiskey - Military abbreviation for HST
  • W - short form of 'Whiskey'
IANA/Olson: Reflects HST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Adak
  • America/Atka
  • HST
  • Pacific/Honolulu
  • Pacific/Johnston
  • US/Aleutian
  • US/Hawaii
Time zones with the GMT -10 offset:
  • HAST - Hawaii-Aleutian Standard Time
  • CKT - Cook Island Time
  • HST - Hawaii Standard Time
  • TAHT - Tahiti Time
  • W - Whiskey Time Zone