Updating current time…
EDT
12am
3am
6am
9am
12pm
3pm
6pm
9pm
MongoliaULAT
UTC+8
12h ahead
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

8:00 am08:00 EDT (UTC-4), Oct 17, 2026 = 8:00 pm20:00 ULAT (UTC+8), Oct 17, 2026

EDT is 12 hours behind Ulan Bator.

How the time difference changes

For most of the year, EDT is 12 hours behind Ulan Bator. From Nov 1, 2026 to Mar 14, 2027, EST is 13 hours behind Ulan Bator.

For most of the year, working hours of 9:00 am to 6:00 pm in EDT correspond to 9:00 pm to 6:00 am (next day) in Ulan Bator. At other times of the year, working hours of 9:00 am to 6:00 pm in EST correspond to 10:00 pm to 7:00 am (next day) in Ulan Bator.For most of the year, working hours of 09:00 to 18:00 in EDT correspond to 21:00 to 06:00 (next day) in Ulan Bator. At other times of the year, working hours of 09:00 to 18:00 in EST correspond to 22:00 to 07:00 (next day) in Ulan Bator.

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

Time Difference

Eastern Daylight Time is 12 hours behind ULAT (Ulaanbaatar Time).
8:00 am08:00 in EDT is 8:00 pm20:00 in Ulan Bator, Mongolia

EDT to Ulan Bator call time
Best time for a conference call or a meeting is between 7am-8am07:00-08:00 in EDT which corresponds to 7pm-8pm19:00-20:00 in Ulan Bator. Their 9am–6pm09:00–18:00 working hours do not overlap; this is a suggested compromise.

8:00 am08:00 Eastern Daylight Time (EDT). Offset UTC -4:00 hours
8:00 pm20:00 ULAT (Ulaanbaatar Time) (Ulan Bator, Mongolia). Offset UTC +8:00 hours

8:00 am08:00 EDT / 8:00 pm20:00 Ulan Bator, Mongolia

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
EDTUlan Bator, Mongolia
12:00pm
1:00pm
2:00pm
3:00pm
4:00pm
5:00pm
6:00pm
7:00pm
8:00pm
9:00pm
10:00pm
11:00pm
12:00am next day
1:00am next day
2:00am next day
3:00am next day
4:00am next day
5:00am next day
6:00am next day
7:00am next day
8:00am next day
9:00am next day
10:00am next day
11:00am next day
12:00
13:00
14:00
15:00
16:00
17:00
18:00
19:00
20:00
21:00
22:00
23:00
00:00 next day
01:00 next day
02:00 next day
03:00 next day
04:00 next day
05:00 next day
06:00 next day
07:00 next day
08:00 next day
09:00 next day
10:00 next day
11:00 next day

Eastern Daylight Time

Offset: EDT is 4 hours behind Greenwich Mean Time (GMT).

Countries using this time zone: Bahamas, Canada, Haiti, Turks and Caicos Islands, United States

Principal Cities: The largest city in the EDT time zone is New York City in the United States, with about 8.804 million people. Other major cities in this time zone include Toronto, Montréal, Philadelphia, Port-au-Prince.

French: HAE - Heure Avancée de l'Est

Spanish: EDT - Tiempo de verano del Este, ET - Zona Sureste

Map of the areas on Eastern Daylight Time (EDT)
EDT part of the year

Today all shaded areas are on EDT.

Daylight Saving: Eastern Daylight Time (EDT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Eastern Standard Time (EST).

123456789101112Start: Eastern Daylight Time (EDT) started on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00. Daylight saving starts annually on the second Sunday of March.

123456789101112End: Eastern Daylight Time (EDT) ends on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the first Sunday of November.

See USA daylight saving time and upcoming clock changes worldwide.

EDT 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 EDT
  • Q - short form of 'Quebec'
IANA/Olson: Reflects EDT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Detroit
  • America/Fort_Wayne
  • America/Grand_Turk
  • America/Indiana/Indianapolis
  • America/Indiana/Marengo
  • America/Indiana/Petersburg
  • America/Indiana/Vevay
  • America/Indiana/Vincennes
  • America/Indiana/Winamac
  • America/Indianapolis
  • America/Iqaluit
  • America/Kentucky/Louisville
  • America/Kentucky/Monticello
  • America/Louisville
  • America/Montreal
  • America/Nassau
  • America/New_York
  • America/Nipigon
  • America/Pangnirtung
  • America/Port-au-Prince
  • America/Thunder_Bay
  • America/Toronto
  • Canada/Eastern
  • EST5EDT
  • US/East-Indiana
  • US/Eastern
  • US/Michigan
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

Ulan Bator Time Zone and Facts

Time Zone

Abbreviation / Offset
ULAT – Ulaanbaatar Time, UTC+8 (no daylight saving time)

Ulan Bator Facts

Country
Mongolia
Alternative Names
Da Hueryee, Da Hüryee, Da Khure, Da-Kure, K'u-lun, Orgoo, Oulan Mpator, Oulan-Bator, Ourga, ULN, Ula Bator, Ulaan Baatar, Ulaan Baatar Hoto, Ulaanbaatar, Ulaanbaataro, Ulaanbaator, Ulaanbaator hota, Ulaanbaatur, Ulan Bator, Ulan Bator Hoto, Ulan Batoras, Ulan Batur, Ulan-Bator, Ulan-Bator Khoto, Ulanbatar, Ulanbator, Ulanbátar, Ulán Bator, Ulán Bátor, Ulánbátar, Ulánbátor, Ulã Bator, Uranbatoru, Urga, Uruga, Ułan Bator, awlan batwr, ulanabatara, ullanbataleu, ullanbatoleu, uranbatoru, wu lan ba tuo, xulanbatxr, Örgöö, Úlan Bator, Ουλάν Μπατόρ, Улаанбаатар, Улан Батор, Улан-Батор, אולן בטור, أولان باتور, اولان‌باتور, उलानबातर, อูลานบาตอร์, ཝུ་ལན་བ་ཐུར, ኡላዓን ባዓታር, ウランバートル, 乌兰巴托, 울란바타르, 울란바토르
Population
844,818
Currency
Tugrik (MNT)
Geographic Coordinates
47° 54' N Latitude / 106° 52' E Longitude
International Dialing Code
+976