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-04:00
UTC−4
12am
3am
6am
9am
12pm
3pm
6pm
9pm
WGST
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

8:00 am08:00 -04:00 (UTC-4), Oct 18, 2026 = 11:00 am11:00 WGST (UTC-1), Oct 18, 2026

-04:00 is 3 hours behind WGST.

-04:00 and WGST examples

These examples always use -04:00 (UTC-4) 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.

-04:00 is 3 hours behind WGST.

How the time difference changes

For most of the year, -04:00 is 3 hours behind WGST. From Oct 25, 2026 to Mar 27, 2027, -04:00 is 2 hours behind WGT.

For most of the year, working hours of 9:00 am to 6:00 pm in -04:00 correspond to 12:00 pm to 9:00 pm in WGST. At other times of the year, working hours of 9:00 am to 6:00 pm in -04:00 correspond to 11:00 am to 8:00 pm in WGT.For most of the year, working hours of 09:00 to 18:00 in -04:00 correspond to 12:00 to 21:00 in WGST. At other times of the year, working hours of 09:00 to 18:00 in -04:00 correspond to 11:00 to 20:00 in WGT.

Compare -04:00 time with WGST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

-04:00 GMT is 3 hours behind Western Greenland Summer Time.
8:00 am08:00 in -04:00 is 11:00 am11:00 in WGST

-04:00 to WGST call time
Best time for a conference call or a meeting is between 9am-3pm09:00-15:00 in -04:00 which corresponds to 12pm-6pm12:00-18:00 in WGST

8:00 am08:00 -04:00 GMT (-04:00). Offset UTC -4:00 hours
11:00 am11:00 Western Greenland Summer Time (WGST). Offset UTC -1:00 hours

8:00 am08:00 -04:00 / 11:00 am11:00 WGST

Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.

Hourly time comparison
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-04:00 GMT

Offset: -04:00 is 4 hours behind Greenwich Mean Time (GMT).

Countries using this time zone: Anguilla, Antigua and Barbuda, Aruba, Bahamas, Barbados, Bermuda, Bolivia, Brazil, British Virgin Islands, Canada, Caribbean Netherlands, Chile, Cuba, Curaçao, Dominica, Dominican Republic, Greenland, Grenada, Guadeloupe, Guyana, Haiti, Martinique, Montserrat, Puerto Rico, Saint Barthélemy, Saint Kitts and Nevis, Saint Lucia, Saint Martin, Saint Vincent and the Grenadines, Sint Maarten, Trinidad and Tobago, Turks and Caicos Islands, United States, US Virgin Islands, Venezuela

Principal Cities: The largest city in the -04:00 time zone is New York City in the United States, with about 8.804 million people. Other major cities in this time zone include Santiago, Caracas, Toronto, Manaus.

Daylight Saving: Some places on -04:00 GMT (-04:00) keep the same time all year, while others use -04:00 for only part of the year and change their clocks for daylight saving time; see upcoming clock changes worldwide.

Map of the areas on -04:00 GMT (-04:00)
-04:00 all year -04:00 part of the year

Today some of the lighter areas are on UTC−3 (ADT).

-04:00 representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -04 - basic short
  • -0400 - basic
  • -04:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0400 - sign character (-) followed by a four digit time providing hours (04) and minutes (00) of the offset. Indicates an offset of four hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Quebec - Military abbreviation for -04:00
  • Q - short form of 'Quebec'
Time zones with the GMT -4 offset:
  • AST - Atlantic Standard Time
  • EDT - Eastern Daylight Time
  • AMT - Amazon Time
  • BOT - Bolivia Time
  • CDT - Cuba Daylight Time
  • CLT - Chile Standard Time
  • GYT - Guyana Time
  • HLV - Hora Legal de Venezuela
  • Q - Quebec Time Zone
  • VET - Venezuelan Standard Time

Western Greenland Summer Time

Offset: WGST is 1 hour behind Greenwich Mean Time (GMT).

Countries using this time zone: Greenland

Principal Cities: The largest city in the WGST time zone is Nuuk in Greenland, with about 14,798 people. Other major cities in this time zone include Sisimiut, Ilulissat, Qaqortoq, Aasiaat.

Map of the areas on Western Greenland Summer Time (WGST)
WGST part of the year

Today all shaded areas are on WGST.

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).

123456789101112Start: 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.

123456789101112End: 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 Greenland daylight saving time and 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