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UTC
Universal Time Coordinated
GMT +0
12am
3am
6am
9am
12pm
3pm
6pm
9pm
WGST
Western Greenland Summer Time
GMT -1
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

12:00 pm12:00 UTC (UTC+0), Oct 5, 2026 = 11:00 am11:00 WGST (UTC-1), Oct 5, 2026

UTC is 1 hour ahead of WGST.

UTC and WGST examples

These examples always use UTC (UTC+0) and WGST (UTC-1). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

UTC is 1 hour ahead of WGST.

How the time difference changes

For most of the year, UTC is 1 hour ahead of WGST. At other times of the year, UTC is 2 hours ahead of WGT.

For most of the year, working hours of 9:00 am to 5:00 pm in UTC correspond to 8:00 am to 4:00 pm in WGST. At other times of the year, working hours of 9:00 am to 5:00 pm in UTC correspond to 7:00 am to 3:00 pm in WGT.For most of the year, working hours of 09:00 to 17:00 in UTC correspond to 08:00 to 16:00 in WGST. At other times of the year, working hours of 09:00 to 17:00 in UTC correspond to 07:00 to 15:00 in WGT.

Compare UTC time with WGST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

Universal Time Coordinated is 1 hour ahead of Western Greenland Summer Time.
12:00 pm12:00 in UTC is 11:00 am11:00 in WGST

UTC to WGST call time
Best time for a conference call or a meeting is between 10am-5pm10:00-17:00 in UTC which corresponds to 9am-4pm09:00-16:00 in WGST

12:00 pm12:00 Universal Time Coordinated (UTC). Offset UTC 0:00 hours
11:00 am11:00 Western Greenland Summer Time (WGST). Offset UTC -1:00 hours

12:00 pm12:00 UTC / 11:00 am11:00 WGST

UTCWGST
12:00am11:00pm
1:00am12:00am
2:00am1:00am
3:00am2:00am
4:00am3:00am
5:00am4:00am
6:00am5:00am
7:00am6:00am
8:00am7:00am
9:00am8:00am
10:00am9:00am
11:00am10:00am
12:00pm11:00am
1:00pm12:00pm
2:00pm1:00pm
3:00pm2:00pm
4:00pm3:00pm
5:00pm4:00pm
6:00pm5:00pm
7:00pm6:00pm
8:00pm7:00pm
9:00pm8:00pm
10:00pm9:00pm
11:00pm10:00pm
00:0023:00
01:0000:00
02:0001:00
03:0002:00
04:0003:00
05:0004:00
06:0005:00
07:0006:00
08:0007:00
09:0008:00
10:0009:00
11:0010:00
12:0011:00
13:0012:00
14:0013:00
15:0014:00
16:0015:00
17:0016:00
18:0017:00
19:0018:00
20:0019:00
21:0020:00
22:0021:00
23:0022:00

Universal Time Coordinated

Offset: UTC is 0 hours ahead Greenwich Mean Time (GMT) and is used in Universal

Coordinated Universal Time (UTC) is the world time standard that regulates clocks and time. It is successor to Greenwich Mean Time (GMT). For casual use, UTC is the same as GMT, but is used by the scientific community.
UTC is the time standard commonly used across the world since 1972. It is used in many technical fields, like aviation industry and meteorologists, also used to synchronize time across internet networks.

UTC representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • Z - is the zone designator for the zero UTC/GMT offset, also known as 'Zulu' time
  • +00 - basic short
  • +0000 - basic
  • +00:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0000 - sign character (+) followed by a four digit time providing hours (00) and minutes (00) of the offset. Indicates the zero UTC/GMT offset.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Zulu - Military abbreviation for UTC
  • Z - short form of 'Zulu'
IANA/Olson: Reflects UTC time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Etc/UCT
  • Etc/UTC
  • Etc/Universal
  • Etc/Zulu
  • UCT
  • UTC
  • Universal
  • Zulu
Time zones with the GMT +0 offset:
  • EGST - Eastern Greenland Summer Time
  • GMT - Greenwich Mean Time
  • WET - Western European Time
  • AZOST - Azores Summer Time
  • UTC - Universal Time Coordinated
  • WT - Western Sahara Standard Time
  • Z - Zulu Time Zone

Western Greenland Summer Time

Offset: WGST is 1 hour behind Greenwich Mean Time (GMT) and is used in North America

WGST Time Zone Geo Map
WGST timezone map

Daylight Saving: Western Greenland Summer Time (WGST) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe West Greenland Time (WGT).

Start: Western Greenland Summer Time (WGST) started on Saturday, March 28, 2026 at 11:00 pm23:00 local time and clocks were set one hour forward to Sunday, March 29, 2026, 12:00 am00:00. Daylight saving starts annually on the last Saturday of March.

Daylight saving time clock moves back for one hourEnd: Western Greenland Summer Time (WGST) ends on Sunday, October 25, 2026 at 12:00 am00:00 local time and clocks are set one hour back to Saturday, October 24, 2026, 11:00 pm23:00 local standard time instead. Daylight saving ends annually on the last Sunday of October.

See upcoming clock changes worldwide.

WGST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -01 - basic short
  • -0100 - basic
  • -01:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0100 - sign character (-) followed by a four digit time providing hours (01) and minutes (00) of the offset. Indicates an offset of one hour to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • November - Military abbreviation for WGST
  • N - short form of 'November'
Time zones with the GMT -1 offset:
  • EGT - East Greenland Time
  • WGST - Western Greenland Summer Time
  • AZOT - Azores Time
  • CVT - Cape Verde Time
  • N - November Time Zone