WGT/WGST
West Greenland Time
GMT -2
12am
3am
6am
9am
12pm
3pm
6pm
9pm
WGST is not used on this date
This converter uses WGT (GMT -2), the offset Godthab uses on this date. Open the WGT converter.
AMT/AMST
Amazon Time
GMT -4
12am
3am
6am
9am
12pm
3pm
6pm
9pm
AMST is not used on this date
This converter uses AMT (GMT -4), the offset Cuiaba uses on this date. Open the AMT converter.

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

Time Difference

West Greenland Time is 2 hours ahead of Amazon Time
10:00 am10:00 in WGT is 8:00 am08:00 in AMT

WGT to AMT call time
Best time for a conference call or a meeting is between 11am-5pm in WGT which corresponds to 9am-3pm in AMT

10:00 am10:00 West Greenland Time (WGT). Offset UTC -2:00 hours
8:00 am08:00 Amazon Time (AMT). Offset UTC -4:00 hours

10:00 am10:00 WGT / 8:00 am08:00 AMT

WGTAMT
12am (midnight)10pm
1am11pm
2am12am (midnight)
3am1am
4am2am
5am3am
6am4am
7am5am
8am6am
9am7am
10am8am
11am9am
12pm (noon)10am
1pm11am
2pm12pm (noon)
3pm1pm
4pm2pm
5pm3pm
6pm4pm
7pm5pm
8pm6pm
9pm7pm
10pm8pm
11pm9pm
00:0022:00
01:0023:00
02:0000:00
03:0001:00
04:0002:00
05:0003:00
06:0004:00
07:0005:00
08:0006:00
09:0007:00
10:0008:00
11:0009:00
12:0010:00
13:0011:00
14:0012:00
15:0013:00
16:0014:00
17:0015:00
18:0016:00
19:0017:00
20:0018:00
21:0019:00
22:0020:00
23:0021:00

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, but some places set clocks back one hour during winter and observe West Greenland Time (WGT).

Daylight saving time clock moves forward for one hour from 12am to 1amEnd: Western Greenland Summer Time (WGST) ended on Sunday, October 26, 2025 at 12:00 am local time and clocks were set one hour back to Saturday, October 25, 2025, 11:00 pm local standard time instead. Daylight saving ends annually on the last Sunday of October

Daylight saving time clock moves back for one hour from 11pm to 10pmStart: Western Greenland Summer Time (WGST) starts on Saturday, March 28, 2026 at 11:00 pm local time and clocks are set one hour forward to Sunday, March 29, 2026, 12:00 am. Daylight saving starts annually on the last Saturday of March

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

Amazon Summer Time

Offset: AMST is 3 hours behind Greenwich Mean Time (GMT) and is used in South America

AMST Time Zone Geo Map
AMST timezone map

AMST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -03 - basic short
  • -0300 - basic
  • -03:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0300 - sign character (-) followed by a four digit time providing hours (03) and minutes (00) of the offset. Indicates an offset of three hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Papa - Military abbreviation for AMST
  • P - short form of 'Papa'
AMST Abbreviation: Several time zones share AMST abbreviation and it could refer to these time zones
  • Armenia Summer Time - UTC +5
  • Amazon Summer Time - UTC -3
Time zones with the GMT -3 offset:
  • ADT - Atlantic Daylight Time
  • PMT - Pierre & Miquelon Standard Time
  • PMST - Pierre & Miquelon Standard Time
  • AMST - Amazon Summer Time
  • ART - Argentina Time
  • BRT - Brasília time
  • CLST - Chile Summer Time
  • FKST - Falkland Islands Summer Time
  • GFT - French Guiana Time
  • P - Papa Time Zone
  • PYST - Paraguay Summer Time
  • SRT - Suriname Time
  • UYT - Uruguay Time